کیو سرا میتا Kyocera-Mita TASKalfa 4551ci

کیو سرا میتا Kyocera-Mita TASKalfa 4551ci

0030    FAX control PWB system error
Processing with the fax software was disabled due to a software problem     copyir.com    FAX control PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, re-mount the FAX controller PWB, then turn power on     copyir.com 2     copyir.com Reinstall the fax software     copyir.com 3     copyir.com Replace the FAX control PWB     copyir.com
0070    FAX control PWB incompatible detection error
Abnormal detection of FAX control PWB incompatibility In the initial communication with the FAX control PWB, any normal communication command is not transmitted     copyir.com    FAX control PWB (The FAX PWB installed will not be the one designed for the machine     copyir.com): 1     copyir.com Install the FAX system designed for the model     copyir.com 2     copyir.com Reinstall the fax software     copyir.com
0080    Option printing system device error     copyir.com
The version of the FPGA for Fiery control is not readable     copyir.com (Defective FPGA)    Defective FPGA for printing system control     copyir.com: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Replace the main PWB
0100    Backup memory device error    EEPROM(main PWB): 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Check that the EEPROM on the main circuit PWB is peroperly installed on the main circuit PWB and, if not, re-install it     copyir.com 3     copyir.com Replace the main PWB     copyir.com
0120    MAC address data error
For data in which the MAC address is invalid     copyir.com    EEPROM(main PWB): 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Check the MAC address on the network status page     copyir.com 3     copyir.com If it is blank, obtain an EEPROM with its MAC address written from the service support and install     copyir.com 4     copyir.com Replace the main PWB     copyir.com
0150    Backup memory read/write error (engine PWB)
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated 5 times successively     copyir.com Mismatch of reading data from 2 locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    EEPROM(Engine PWB): 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Check that the EEPROM is peroperly installed on the engine PWB and reinstall it     copyir.com 3     copyir.com Replace the engine PWB     copyir.com 4     copyir.com Check the EEPROM and if the data are currupted, contact the service support     copyir.com
0160    Backup memory data error (engine PWB)
Reading data from EEPROM is abnormal     copyir.com    EEPROM: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Execute U021 – memory initializing 3     copyir.com If the EEPROM data are currupted, contact the service support     copyir.com
0170    Billing counting error
The values on the main circuit PWB and on the engine do not match for any of charging counter, life counter, and scanner counter     copyir.com    EEPROM: 1     copyir.com Check that the EEPROMs installed in the main PWB and the engine PWB are correct and, if not, use the correct EEPROM for the model     copyir.com 2     copyir.com If the EEPROM data are currupted, contact the service support     copyir.com
Main PWB: Replace the main PWB     copyir.com
Engine PWB: Replace the engine PWB
0180    Machine number mismatch
Machine number of main and engine does not match     copyir.com    Data damage of EEPROM: 1     copyir.com Confirm the machine data for the main and engine units by using U004     copyir.com 2     copyir.com If the serial number data of different models is alternately displayed, install the correct EEPROM in the PWB of the wrong serial number data     copyir.com 3     copyir.com Contact the Service Support     copyir.com
0350    Panel PWB communication error (electronic volume I2C communication error)
NACK is received during I2C communication -> retried 5 times -> rebooting command sent -> retried 5 times If NACK is still received     copyir.com    Operation PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Operation PWB (YC10) and Main PWB (YC6) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
Main PWB: Replace the main PWB     copyir.com
0620    FAX image DIMM error
1     copyir.com The Fax image DIMM has not been installed     copyir.com 2     copyir.com Fax image DIMM access error     copyir.com    FAX image DIMM: 1     copyir.com Install the FAX image DIMM supplied in the FAX system onto the main PWB     copyir.com 2     copyir.com Firmly install the FAX image DIMM again onto the main board     copyir.com 3     copyir.com Check the FAX image DIMM terminals and remove any foreign objects that may be adhered to it     copyir.com 4     copyir.com Replace with a new FAX image DIMM     copyir.com
0630    DMA error
DMA transmission of image data does not complete within the specified period of time     copyir.com    DP CIS: 1     copyir.com Reconnect the CIS signal line     copyir.com 2     copyir.com Confirm that the CIS connector terminals are firmly connected     copyir.com Insert the connector all the way in     copyir.com 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
DP main PWB: Main PWB 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com Wiring that connects the CIS and the DP controller PWB     copyir.com Wiring that connects the DP main PWB and the main PWB     copyir.com 3     copyir.com Replace the DP main PWB     copyir.com 4     copyir.com Replace the main PWB     copyir.com
0640    Hard disk error
The hard disk cannot be accessed     copyir.com    HDD: 1     copyir.com If an abnormal noise is heard from the HDD, replace the HDD     copyir.com 2     copyir.com Check the SATA wiring between the HDD and the main circuit PWB for loose connection, disconnection and damages, and that it is connected into the correct terminal     copyir.com Main PWB: YC1,YC27 YC2,YC32 (45/55 ppm model) 3     copyir.com Replace the SATA cable     copyir.com 4     copyir.com Execute U024 to initialize (FULL) the HDD     copyir.com 5     copyir.com If an error is detected after executing U024, replace the HDD     copyir.com
Main PWB: Replace the main PWB
0650    FAX image DIMM check error
A fax image DIMM which was used with another machine is installed     copyir.com    FAX DIMM: 1     copyir.com Confirm that a used FAX image DIMM was used instead of the FAX image DIMM contained in the FAX system     copyir.com 2     copyir.com If a DIMM that was used with other unit has been installed, execute maintenance mode U671 – Recovery FAX DIMM     copyir.com 3     copyir.com Check whether the Fax DIMM is properly inserted into the socket on the main PWB     copyir.com 4     copyir.com Replace with a new FAX image DIMM     copyir.com
Main PWB: Replace the main PWB     copyir.com
0660    Hard disk encryption key error    EEPROM: 1     copyir.com Execute U004 if this occurs after the EEPROM has been changed     copyir.com
HDD: 1     copyir.com If an abnormal noise is heard from the HDD, replace the HDD     copyir.com 2     copyir.com Check the SATA wiring between the HDD and the main circuit PWB for loose connection, disconnection and damages, and that it is connected into the correct terminal     copyir.com Main PWB: YC1,YC27 YC2,YC32 (45/55 ppm model) 3     copyir.com Replace the SATA cable     copyir.com 4     copyir.com Execute U024 to initialize (FULL) the HDD     copyir.com 5     copyir.com If an error is detected after executing U024, replace the HDD     copyir.com
Main PWB: Replace the main PWB
0670    Hard disk overwriting erasure error    HDD: 1     copyir.com If an abnormal noise is heard from the HDD, replace the HDD     copyir.com 2     copyir.com Check the SATA wiring between the HDD and the main circuit PWB for loose connection, disconnection and damages, and that it is connected into the correct terminal     copyir.com Main PWB: YC1,YC27 YC2,YC32 (45/55 ppm model) 3     copyir.com Replace the SATA cable     copyir.com 4     copyir.com Execute U024 to initialize (FULL) the HDD     copyir.com 5     copyir.com If an error is detected after executing U024, replace the HDD     copyir.com
Main PWB: Replace the main PWB     copyir.com
0800    Image processing error
JAM010X is detected twice     copyir.com    Main PWB: Replace the main PWB
0830    FAX control PWB flash program area checksum error
A checksum error occurred with the program of the FAX control PWB     copyir.com    FAX software: 1     copyir.com Reinstall the fax software     copyir.com
FAX control PWB: 1     copyir.com Execute initializing by U600     copyir.com 2     copyir.com Replace the FAX control PWB     copyir.com
0840    Faults of RTC
(“Time for maintenance T” is displayed) [Check at power up] The RTC setting has reverted to a previous state     copyir.com The machine has not been powered for 5 years (compared to the settings stored periodically in the EEPROM)     copyir.com The RTC setting is older than 00:01 on January 1, 2000     copyir.com [Checked periodically (in 5- minute interval) after powered up] The RTC setting has reverted to a state older than the last time it was checked     copyir.com 10 minutes have been passed since the previous check     copyir.com After C840 is detected, the machine enters in disconnection mode after the main power switch has been switched on and off and indicates ‘Maintenance T     copyir.com’    Battery ( main PWB): 1     copyir.com Make sure that the back-up batteries on the main PWB are not short-circuited     copyir.com 2     copyir.com Reset Maintenance T by executing U906      copyir.com 3     copyir.com If the same C call is displayed when power is switched on and off, replace the back up battery     copyir.com 4     copyir.com If communication error (due to a noise, etc     copyir.com) is present with the RTC on the main circuit PWB, check the PWB is properly grounded     copyir.com
Main PWB: Replace the main PWB
0870    PCFAX control PWB to main PWB high capacity data transfer error
High-capacity data transfer between the FAX control PWB and the main PWB of the machine was not normally performed even if the data transfer was retried the specified times     copyir.com    FAX control PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, re-mount the FAX controller PWB, then turn power on     copyir.com 2     copyir.com Replace the FAX control PWB     copyir.com
HDD: Execute U024 to initialize the HDD     copyir.com
Main PWB: Replace the main PWB
0920    Fax file system error
The backup data is not retained for file system abnormality of flash memory of the FAX control PWB     copyir.com    FAX control PWB: 1     copyir.com Execute initializing by U600 (Refer to the FAX service manual)     copyir.com 2     copyir.com Replace the FAX control PWB     copyir.com
0980    24 V power down detect
If a 24V power disconnection signal is observed and a 12V power disconnection signal is observed simultaneously for one second     copyir.com    Power source PWB: 1     copyir.com Check the +24V output is given at YC12- 1 to 3 of the power circuit PWB     copyir.com 2     copyir.com Replace the power source PWB
1000    MP lift motor error
If the MP lift sensor 1 (upper limit detect) or 2 (bottom detect) is not detectable to be turned on while the MP lift motor is ascending or descending     copyir.com    Manual feed lift base elevating mechanism: 1     copyir.com Check that the paper lift base of the manual feed tray can smoothly ascend and descent, if not, repair or replace     copyir.com 2     copyir.com Check that the lift lever is located so that it can ascend or descend by the lift motor cam and that it not damaged and, if necessary, re-install or replace the manual feed table     copyir.com
MP lift motor: 1     copyir.com Check that the paper elevator has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MP lift motor and Relay PWB (YC3) Relay PWB (YC12) and Feed PWB1 (YC17) Feed PWB1 (YC1) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the MP lift motor     copyir.com
MP lift sensor1 MP lift sensor2: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MP lift sensor1,2 and Relay PWB (YC3) Relay PWB (YC12) and Feed PWB1(YC17) Feed PWB1 (YC1) and Engine PWB (YC6) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the MP lift sensor1 or MP lift sensor2     copyir.com
Feed PWB 2: Replace the Feed PWB 2     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
1010    Lift motor 1 error
After cassette 1 is inserted, lift sensor 1 does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com The lock signal of the motor is detected continuously for 1 s     copyir.com This error is detected 5 times successively     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
Lift motor 1: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Lift motor 1 and Feed PWB 2 (YC3) Feed PWB 2 (YC1) and Engine PWB (YC4) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the lift motor 1     copyir.com
Lift sensor 1: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Lift sensor 1 and Feed PWB 2 (YC8) Feed PWB 2 (YC1) and Engine PWB (YC4) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the lift sensor1     copyir.com
Feed PWB 2: Replace the Feed PWB 2     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
1020    Lift motor 2 error
After cassette 2 is inserted, lift sensor 2 does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com The lock signal of the motor is detected continuously for 1 s     copyir.com This error is detected 5 times successively     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
Lift motor 2: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Lift motor 2 and Feed PWB 2 (YC3) Feed PWB 2 (YC1) and Engine PWB (YC4) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the lift motor 2     copyir.com
Lift sensor 2: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Lift sensor 2 and Feed PWB 2 (YC8) Feed PWB 2 (YC1) and Engine PWB (YC4) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the lift sensor2     copyir.com
Feed PWB 2: Replace the Feed PWB 2     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
1030    PF lift motor 1 error (paper feeder)
After cassette 3 is inserted, PF lift sensor 1 does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com During driving the motor, the lift overcurrent protective monitor signal is detected for 1 s or more 5 times successively     copyir.com However, the first 1 s after motor is turned on is excluded from detection     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
PF Lift motor 1: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift motor 1 and main PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com PFReplace the lift motor 1     copyir.com
PF Lift sensor 1: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift sensor 1 and PF main PWB (YC7) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the lift sensor 1     copyir.com
PF main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1040    PF lift motor 2 error (paper feeder)
After cassette 4 is inserted, PF lift sensor 2 does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com During driving the motor, the lift overcurrent protective monitor signal is detected for 1 s or more 5 times successively     copyir.com However, the first 1 s after motor is turned on is excluded from detection     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
PF Lift motor 2: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift motor 2 and PF main PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the PF Lift motor2     copyir.com
PF Lift sensor 2: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift sensor 2 and PF main PWB (YC7) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the PF Lift sensor 2     copyir.com
PF main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1050    SM lift motor error (side multi tray)
[45 ppm/55 ppm model] After cassette 5 is inserted, SM lift sensor does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com (Time to detect is 2 seconds at the second time and later     copyir.com) During driving the motor, the lift overcurrent protective monitor signal is detected for 1 s or more 5 times successively     copyir.com However, the first 1 s after motor is turned on is excluded from detection     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
SM Lift motor: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM Lift motor and SM main PWB (YC5) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the SM Lift motor     copyir.com
SM Lift sensor: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM Lift sensor and SM main PWB (YC7) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the SM Lift sensor     copyir.com
SM main PWB: Replace the SM main PWB (Refer to the service manual for the paper feeder)     copyir.com
1060    PF lift motor 1 error (side paper feeder)
[45 ppm/55 ppm model] After cassette 6 is inserted, PF lift sensor 1 does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com (Time to detect is 2 seconds at the second time and later     copyir.com) During driving the motor, the lift overcurrent protective monitor signal is detected for 1 s or more 5 times successively     copyir.com However, the first 1 s after motor is turned on is excluded from detection     copyir.com *:The lift over-current protection monitor signal has been detected for 200ms or longer where LFC is installed     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com PF Lift motor 1: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift motor 1 and PF main PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the lift motor 1     copyir.com
PF Lift sensor 1: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift sensor1 and PF main PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the lift sensor 1     copyir.com
PF main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1070    PF lift motor 2 error (side paper feeder)
[45 ppm/55 ppm model] After cassette 7 is inserted, PF lift sensor 2 does not turn on within 12 s     copyir.com This error is detected 5 times successively     copyir.com (Time to detect is 2 seconds at the second time and later     copyir.com) During driving the motor, the lift overcurrent protective monitor signal is detected for 1 s or more 5 times successively     copyir.com However, the first 1 s after motor is turned on is excluded from detection     copyir.com *:The lift over-current protection monitor signal has been detected for 200ms or longer where LFC is installed     copyir.com    Cassette lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
PF Lift motor2: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift motor 2 and PF main PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the PF Lift motor2
PF Lift sensor2: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift sensor 2 and PF main PWB (YC4) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com PFReplace the lift sensor2     copyir.com
PF main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1100    PF lift motor 1 error (large capacity feeder)
After cassette 3 is inserted, PF lift sensor 1 does not turn on within 23 s     copyir.com This error is detected 5 times successively     copyir.com (Time to detect is 2 seconds at the second time and later     copyir.com) During driving the motor, the lift overcurrent protective monitor signal is detected for 200 ms or more 5 times successively     copyir.com However, the first 1 s after PF lift motor 1 is turned on is excluded from detection     copyir.com    Paper feeder lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
PF Lift motor1: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift motor 1 and PF main PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the PF lift motor1     copyir.com
PF Lift sensor1: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift sensor 1 and PF main PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the PF lift sensor1     copyir.com
PF main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1110    PF lift motor 2 error (large capacity feeder)
After cassette 4 is inserted, PF lift sensor 2 does not turn on within 23 s     copyir.com This error is detected 5 times successively     copyir.com (Time to detect is 2 seconds at the second time and later     copyir.com) During driving the motor, the lift overcurrent protective monitor signal is detected for 200 ms or more 5 times successively     copyir.com However, the first 1 s after PF lift motor 2 is turned on is excluded from detection     copyir.com    Paper feeder lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
PF Lift motor 2: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift motor 2 and PF main PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the PF Lift motor2     copyir.com
PF Lift sensor2: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF Lift sensor 2 and PF main PWB (YC4) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the PF Lift sensor 2     copyir.com
PF main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1140    SD lift motor error (side deck)
After cassette 5 is inserted, SD lift sensor does not turn on within 30 s     copyir.com The lock signal of the motor is detected continuously for 200 ms     copyir.com    Paper feeder lift base elevating mechanism: Check that the cassette base can be manipulated smoothly, if not, repair or replace     copyir.com
SD Lift motor: 1     copyir.com Check that the cassette base has been ascended     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SD Lift motor and SD main PWB (YC8) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the SD Lift motor     copyir.com
SD Lift sensor: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SD Lift sensor and SD main PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the SD Lift sensor     copyir.com
SD main PWB: Replace the SD main PWB (Refer to the service manual for the paper feeder)     copyir.com
1250    SM multi feed sensor communication error (side multi tray)
[45 ppm/55 ppm model] A communication error is detected 3 times in succession     copyir.com    Side multi tray: Check the wiring connection status with the main unit and, if necessary, try connecting it again     copyir.com
SM main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM main PWB (YC1) and Engine PWB (YC19) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the SM main PWB (Refer to the service manual for the paper feeder)     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB      copyir.com
1350    SM multi feed sensor error (side multi tray)
[45 ppm/55 ppm model] The SM multi feed sensor has detected multi feeding 5 times successively     copyir.com    SM multi feed sensor: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM multi feed sensor and SM main PWB (YC11) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the SM multi feed sensor     copyir.com
SM main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1400    Rotary guide motor error
The guide sensor is not detected to be on at the home position detection with the rotary guide for three times in a row     copyir.com    Rotary guide motor: 1     copyir.com Check the rotary guide and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Rotary guide motor and BR PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the rotary guide motor     copyir.com
BR PWB: Replace the BR PWB     copyir.com
1410    Rotary de-curler error
If the de-curler won’t turn On/ Off despite it has been activated for 400 steps during waiting for the de-curler sensor to be On/Off three times in a row     copyir.com    Rotary de-curler motor: 1     copyir.com Check the rotary de-curler and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Rotary de-curler motor and BR PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the rotary de-curler motor     copyir.com
BR PWB: Replace the BR PWB     copyir.com
1450    SM multi feed sensor backup error (side multi tray)
[45 ppm/55 ppm model] When writing the data, read and write data does not match 3 times in succession     copyir.com Deleting a block has failed three times in a row     copyir.com Writing won’t complete in 200 ms after writing has commenced     copyir.com    SM multi feed sensor: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM multi feed sensor and SM main PWB (YC11) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the SM multi feed sensor     copyir.com
SM main PWB: Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1710    Side multi tray incompatible detection error
[30 ppm/35 ppm model] The side multi tray has been installed with a device to which it is incompatible     copyir.com    The side multi tray is installed with a device to which it is incompatible: Install the side multi-tray with the target model     copyir.com
1800    Paper feeder communication error
A communication error from paper feeder is detected 10 times in succession     copyir.com    Paper feeder: Check the wiring connection status with the main unit and, if necessary, try connecting it again     copyir.com
PF main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF main PWB (YC13) and Engine PWB (YC19) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
1810    Side multi tray communication error
[45 ppm/55 ppm model] A communication error from side multi tray is detected 10 times in succession     copyir.com    Side multi tray: Check the wiring connection status with the main unit and, if necessary, try connecting it again     copyir.com
SM main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM main PWB (YC1) and Engine PWB (YC19) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the SM main PWB (Refer to the service manual for the paper feeder)     copyir.com
Engine PWB: Check the engine software and upgrade to the latest, if necessary     copyir.com Replace the engine PWB     copyir.com
SM main PWB: Replace the SM main PWB (Refer to the service manual for the paper feeder)     copyir.com
1820    Side paper feeder communication error
[45 ppm/55 ppm model] A communication error from paper feeder is detected 10 times in succession     copyir.com    Side paper feeder: Check the wiring connection status with the main unit and, if necessary, try connecting it again     copyir.com
SM main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM main PWB (YC1) and Engine PWB (YC19) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the SM main PWB (Refer to the service manual for the paper feeder)     copyir.com
PF main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF main PWB (YC13) and SM main PWB (YC4) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
1900    Paper feeder EEPROM error
When writing the data, read and write data does not match 3 times in succession     copyir.com    PF main PWB (EEPROM): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com 2     copyir.com Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1910    Side multi tray EEPROM error
[45 ppm/55 ppm model] When writing the data, read and write data does not match 3 times in succession     copyir.com    SM main PWB (EEPROM): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com 2     copyir.com Replace the SM main PWB (Refer to the service manual for the paper feeder)     copyir.com
1920    Side paper feeder EEPROM error
[45 ppm/55 ppm model] When writing the data, read and write data does not match 3 times in succession     copyir.com    PF main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com 2     copyir.com Replace the PF main PWB (Refer to the service manual for the paper feeder)     copyir.com
1950    Intermediate transfer belt unit EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated 5 times successively     copyir.com Mismatch of reading data from 2 locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    Transfer belt sensor: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Engine PWB (YC27) and RFID PWB (4P connector) (Check wirings on the RFID side since the signal line for the intermediate transfer belt sensor EEPROM on the engine PWB and the signal line for the toner container RFID are the same     copyir.com) Intermediate transfer belt unit and Engine PWB (YC3) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Intermediate transfer belt unit     copyir.com
2101    Developer motor K error
After developer motor K is driven, the ready signal does not turn to L within 5 s     copyir.com After developer motor K is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com    Developer unit K: 1     copyir.com Check that the developer waste lock has been released and, if not, release the lock      copyir.com 2     copyir.com Check that the gears and spiral screw of the developer unit are not damaged     copyir.com 3     copyir.com Confirm that the developer roller can rotate     copyir.com 4     copyir.com If it won’t rotate, replace the developer unit     copyir.com
Developer motor K: 1     copyir.com To check the motor operation, execute DLP(K) by U030      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer motor K and Motor control PWB (YC7) Motor control PWB (YC3) and Engine PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Developer motor K     copyir.com
Motor control PWB: Replace the Motor control PWB
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2103    Developer motor MCY error
After developer motor MCY is driven, the ready signal does not turn to L within 5 s     copyir.com After developer motor MCY is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com    Developer unit MCY: 1     copyir.com Check that the developer waste lock has been released and, if not, release the lock      copyir.com 2     copyir.com Check that the gears and spiral screw of the developer unit are not damaged     copyir.com 3     copyir.com Confirm that the developer roller can rotate     copyir.com 4     copyir.com If it won’t rotate, replace the developer unit     copyir.com
Developer motor MCY: 1     copyir.com To check the motor operation, execute DLP(MCY) by U030      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer motor MCY and Motor control PWB (YC7) Motor control PWB (YC3) and Engine PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Developer motor MCY     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2201    Drum motor K steady-state error
After drum motor K is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Meand (transfer Motor) and check that the drum motor can rotate     copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor K: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor K and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the drum motor K     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2202    Drum motor C steady-state error
[45 ppm/55 ppm model] After drum motor C is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Meand (transfer Motor) and check that the drum motor can rotate     copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor C: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor C and Motor control PWB (YC4) Motor control PWB (YC3) and Engine PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Drum motor C     copyir.com
Motor control PWB: Replace the Motor control PWB
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2203    Drum motor MCY steadystate error
[30 ppm/35 ppm model] After drum motor MCY is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Meand (transfer Motor) and check that the drum motor can rotate      copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor MCY: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor MCY and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Drum motor MCY     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2203    Drum motor M steady-state error
[45 ppm/55 ppm model] After drum motor M is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com    Drum unit: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)     copyir.com      copyir.com 2     copyir.com Decrease Vpp using U100     copyir.com Change “set ac gain” of U100 from Auto to mode1     copyir.com 3     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 4     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor M: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com 3     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com Drum motor M and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Drum motor MCY     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2211    Drum motor K startup error
Drum motor K is not stabilized within 5 s since the motor is activated     copyir.com    Drum unit: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)     copyir.com      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Decrease Vpp using U100     copyir.com Change “set ac gain” of U100 from Auto to mode1     copyir.com 4     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 5     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor K: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor K and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum motor K     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2212    Drum motor C startup error
[45 ppm/55 ppm model] Drum motor C is not stabilized within 5 s since the motor is activated     copyir.com    Drum unit: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Decrease Vpp using U100     copyir.com Change “set ac gain” of U100 from Auto to mode1     copyir.com 4     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 5     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor C: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor C and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum motor C     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
2213    Drum motor MCY startup error
[30 ppm/35 ppm model] Drum motor MCY is not stabilized within 5 s since the motor is activated     copyir.com    Drum unit: 1     copyir.com To check the motor operation, execute U030 Belt Meand (transfer motor)     copyir.com      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Decrease Vpp using U100     copyir.com Change “set ac gain” of U100 from Auto to mode1     copyir.com 4     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 5     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor MCY: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor MCY and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum motor MCY     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2213    Drum motor M startup error
[45 ppm/55 ppm model] Drum motor M is not stabilized within 5 s since the motor is activated     copyir.com    Drum unit: 1     copyir.com To check the motor operation, execute Belt Mean (transfer motor) by U030 motor operation check     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Decrease Vpp using U100     copyir.com Change set ac gain of U100 from Auto to mode1     copyir.com 4     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 5     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Drum motor M: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Drum motor M and Motor control PWB (YC5) Motor control PWB (YC3) and Engine PWB (YC9) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum motor MCY     copyir.com
Motor control PWB: Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2300    Fuser motor error
After fuser motor is driven, the ready signal does not turn to L within 2 s     copyir.com After fuser motor is stabilized, the ready signal is at the H level for 1 s continuously     copyir.com    Fuser motor: 1     copyir.com To check the motor operation, execute U030 Fuser (fuser motor)     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser motor and Feed PWB 1(YC18) Feed PWB 1(YC1) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the fuser motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Feed PWB 1: Replace the Feed PWB 1     copyir.com
Fuser unit: Replace the fuser unit     copyir.com
2500    Paper feed motor error
After paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com After paper feed motor is stabilized, the ready signal is at the H level for 1 s continuously     copyir.com    Paper feed motor: 1     copyir.com To check the motor operation, execute U030 Feed (paper feed motor)     copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Paper feed motor and Feed PWB 2(YC2) Feed PWB 2(YC1) and Engine PWB (YC4) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the paper feed motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2600    PF paper feed motor error (large capacity feeder)
After PF paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com    PF paper feed motor: 1     copyir.com To check the feed unit operation, execute U247 LCF- Motor ON      copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF paper feed motor and PF main PWB (YC16) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the paper feed motor     copyir.com
PF main PWB: Replace the PF main PWB
2610    PF paper feed motor error (paper feeder)
[45 ppm/55 ppm model] After PF paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com    PF paper feed motor: 1     copyir.com To check the feed unit operation, execute U247 2PF – Motor ON      copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF paper feed motor and PF main PWB (YC16) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the paper feed motor     copyir.com
PF main PWB: Replace the PF main PWB
2640    SD paper feed motor error (side deck)
[45 ppm/55 ppm model] After SD paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com    SD paper feed motor: 1     copyir.com To check the feed unit operation, execute U247 Side deck- Motor ON      copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SD paper feed motor and SD main PWB (YC16) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the SD paper feed motor     copyir.com
SD main PWB: Replace the SD main PWB
2650    SM paper feed motor error (side multi tray)
[45 ppm/55 ppm model] After SM paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com    SM paper feed motor: 1     copyir.com To check the feed unit operation, execute U247 SMT- Motor ON     copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com SM paper feed motor and SM main PWB (YC5) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the SM paper feed motor     copyir.com
SM main PWB: Replace the SM main PWB
2660    PF paper feed motor error (side large capacity feeder)
[45 ppm/55 ppm model] After PF paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com    PF paper feed motor: 1     copyir.com To check the feed unit operation, execute U247 Side LCF – Motor ON     copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF paper feed motor and PF main PWB (YC16) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the PF paper feed motor     copyir.com
PF main PWB: Replace the PF main PWB
2670    PF paper feed motor error (side paper feeder)
[45 ppm/55 ppm model] After PF paper feed motor is driven, the ready signal does not turn to L within 2 s     copyir.com    PF paper feed motor: 1     copyir.com Execute Side 2PF – Motor ON of U247 feed unit operation check     copyir.com 2     copyir.com Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com PF paper feed motor and PF main PWB (YC16) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the PF paper feed motor     copyir.com
PF main PWB: Replace the PF main PWB
2700    3-color release motor error
When the color release motor is driven, the color release sensor does not turn on/off for 5 s     copyir.com    Color release motor Color release sensor (Intermediate transfer belt unit): 1     copyir.com To check the motor operation, execute U30 CMY Release     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Intermediate transfer belt unit and Engine PWB (YC3) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Intermediate transfer belt unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2730    Secondary transfer release motor error
When the transfer release motor is driven, the transfer release sensor does not turn on/off for 5 s     copyir.com    Transfer release motor: 1     copyir.com To check the motor operation, execute U030 Press Release     copyir.com 2     copyir.com Check for broken drive gears and replace if any     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Transfer release motor and relay PWB (YC14) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Transfer release motor     copyir.com
Transfer release sensor: 1     copyir.com When abnormal noise is observed at the execution of Press Release of U030 motor operation check     copyir.com 2     copyir.com Check that the sensor and its mounting board are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com 4     copyir.com Replace the Transfer release motor     copyir.com
Paper conveying unit: 1     copyir.com The main-unit access drawer of the paper conveying unit has no foreign objects adhered or no distorted pins and, if necessary, repair     copyir.com 2     copyir.com Check the paper conveying unit is firmly closed     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Relay PWB (YC1) and Feed PWB 1(YC14) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the paper conveying unit and execute U052     copyir.com
Feed PWB 1: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Feed PWB 1 (YC1) and Engine PWB (YC6) 2     copyir.com Check that the IC on the feed circuit PWB1 is not damaged (by an overcurrent or foreign object) and, if necessary, replace     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2760    Transfer motor startup error
Transfer motor is not stabilized within 5 s since the motor is activated     copyir.com    Transfer motor: 1     copyir.com To check the motor operation, execute U030 Belt Meand     copyir.com 2     copyir.com Rotate the drive gear, the belt and the roller by the hand and check that they are not unusually loaded     copyir.com 3     copyir.com Clean the Intermediate transfer belt unit     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Transfer motor and Feed PWB 1 (YC13) Feed PWB 1(YC2) and Engine PWB (YC5) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the Transfer motor     copyir.com
Feed PWB 1: Replace the Feed PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2770    Intermediate transfer belt meandering correction error
If the intermediate transfer belt position detecting sensor has derived an incorrect value     copyir.com    Intermediate transfer belt unit: 1     copyir.com Check that the Intermediate transfer belt unit has been properly installed so that the intermediate belt unit waste toner shutter won’t be derailed when the belt unit is strongly inserted     copyir.com 2     copyir.com Reinstall the intermediate transfer belt unit     copyir.com(Insert slowly all the way in     copyir.com 3     copyir.com Run U468 Belt Position with B/W and confirm “ angle” (position of belt) is within the range (6 to 26)     copyir.com 4     copyir.com Check that the main unit is placed perfectly horizontal     copyir.com 5     copyir.com Replace the intermediate transfer belt unit     copyir.com
Transfer belt sensor (Intermediate transfer belt unit): 1     copyir.com Clean the toner off of the sensor and its proximity using a blower     copyir.com 2     copyir.com Check the sensor actuator are correctly positioned     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2780    Intermediate transfer belt skew correction sensor error
An abnormal value is detected to transfer skew sensor     copyir.com    Transfer belt skew sensor (Intermediate transfer belt unit): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com intermediate transfer belt unit and Engine PWB (YC3) 1     copyir.com Replace the intermediate transfer belt unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
2790    Intermediate transfer belt skew correction motor error
When the transfer skew motor is driven, timeouts (300 ms) were detected twice in a row     copyir.com    Transfer belt skew motor: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com intermediate transfer belt unit and Engine PWB (YC3) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the intermediate transfer belt unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
2810    Inner waste toner motor error
Initialized when an error is constantly observed for 2 seconds after the inner waste tonner motor is activated     copyir.com An error is detected twice for 2     copyir.com5 seconds after rebooting     copyir.com The lock detect signal won’t be H level three times in a row within 200 ms at 1     copyir.com25 ms cycles after the inner waste tonner motor has been driven     copyir.com    Waste toner box: 1     copyir.com Rotate the waste toner spiral by the hand and check that they are not unusually loaded     copyir.com 2     copyir.com If the spiral won’t rotate, replace the waste toner tank     copyir.com
Waste toner motor: 1     copyir.com Rotate the drive gear by the hand and check that they are not unusually loaded     copyir.com 2     copyir.com Clean the drive gears and the axle holder     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Waste toner motor and Front PWB (YC16) Front PWB (YC3) and Engine PWB (YC7) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the waste toner motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2820    Intermediate transfer belt motor steady-state error
After transfer motor is stabilized, the ready signal is at the H level for 5 s continuously     copyir.com The counter value obtained by timer capture is lower than 2200 for 10 times in a row     copyir.com    Transfer motor: 1     copyir.com To check the motor operation, execute U030 Belt Meand     copyir.com 2     copyir.com Rotate the roller, driving gear by the hand and check that they are not unusually loaded     copyir.com 3     copyir.com Clean the intermediate transfer belt unit     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Transfer motor and Feed PWB 1(YC13) Feed PWB 1(YC2) and Engine PWB (YC5) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the Transfer motor     copyir.com
Feed PWB 1: Replace the Feed PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2840    Intermediate transfer belt cleaning motor error
After transfer cleaning motor is driven, the ready signal won’t be L lebel within 2 s     copyir.com After transfer cleaning motor is stabilized, the ready signal is at the H level for 1 s continuously     copyir.com    Transfer cleaning motor: 1     copyir.com Rotate the roller and the drive gear by the hand and check that they are not unusually loaded     copyir.com 2     copyir.com Check if the waste toner is remaining inside the cleaning unit without being disposed of     copyir.com 3     copyir.com Clean inside the cleaning unit     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Transfer cleaning motor and Engine PWB (YC3) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the transfer cleaning motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
2850    Intermediate transferbelt sensor error
The signal is not received for 100 ms in succession     copyir.com    Transfer motor: 1     copyir.com To check the motor operation, execute U030 Belt Meand     copyir.com 2     copyir.com Rotate the roller, driving gear by the hand and check that they are not unusually loaded     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Transfer motor and Feed PWB 1(YC13) Feed PWB 1(YC1) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Transfer motor     copyir.com
Feed PWB 1: Replace the Feed PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2860    Intermediate transfer belt sub sensor error
The signal is not received for 100 ms in succession     copyir.com    Transfer belt sensor: 1     copyir.com To check the motor operation, execute U030 Belt Meand     copyir.com 2     copyir.com Check that the drive roller for the sensor pulse can be rotated     copyir.com 3     copyir.com Check that the sensor is correctly positioned     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Transfer belt sensor and intermediate transfer belt unit and Engine PWB (YC3) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the intermediate transfer belt unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
2950    Motor control PWB communication error
A communication error from the motor control PWB is detected 10 times in succession     copyir.com    Motor control PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Motor control PWB (YC3) and Engine PWB (YC9) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Motor control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
3100    Scanner carriage error
The home position is not correct when the power is turned on, at the end of a reading process of the table and document processor     copyir.com    The scanner mirror frame is being locked after setup: Check whether the scanner mirror frame has been unlocked and unlock if necessary
Scanner motor: 1     copyir.com To check the scanner motor, execute U073      copyir.com 2     copyir.com Move the scanner by the hand to check whether it is unusually difficult to move     copyir.com 3     copyir.com Check that the optical wire rope is not disengaged and engage the wire     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Scanner motor and ISC PWB (YC5) ISC PWB (YC3) and Main PWB (YC11) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the scanner motor     copyir.com
Home position sensor: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Home position sensor and ISC PWB (YC8) 3     copyir.com Replace the home position sensor     copyir.com
ISC PWB: Replace the ISC PWB and execute U411
Main PWB: Replace the main PWB
3210    CIS lamp error
When input value at the time of CIS illumination does not exceed the threshold value between 5 s    CIS: 1     copyir.com Execute U906 Separating Operation Release      copyir.com 2     copyir.com Execute CCD of U061 lamp check     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CIS and DPSHD PWB (YC2) DPSHD PWB (YC3) and DP relay PWB (YC2) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the CIS and execute U091 and U411     copyir.com
DPSHD PWB: Replace the DPSHD PWB     copyir.com
DP relay PWB: Replace the DP relay PWB     copyir.com
3220    CCD lamp activation error
The threshold is calculated for colors at initialization and the pixel which does not exceed that value is greater than 1000     copyir.com    CIS 1     copyir.com Execute U906 Separating Operation Release     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com LED lamp PWB and ISC PWB (YC6) CCD PWB (YC2) and ISC PWB (YC9) ISC PWB (YC3) and Main PWB (YC11) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com If the LED lamp won’t light, replace the LED PWB and execut U411     copyir.com
ISC PWB: Replace the ISC PWB and execute U411     copyir.com
Main PWB: Replace the main PWB
3300    Optical system (AGC) error
One of the gains is FF or 0x89 during the CCD lamp AGC is being processed     copyir.com    LED lamp PWB: 1     copyir.com To check the lamp, execute U061 CCD     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com LED lamp PWB and ISC PWB (YC6) CCD PWB (YC2) and ISC PWB (YC9) ISC PWB (YC3) and Main PWB (YC11) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com If the LED lamp won’t light, replace the LED PWB and execut U411     copyir.com
CCD PWB: Replace the ISU and execute U411
ISC PWB: Replace the ISC PWB and execute U411     copyir.com
Main PWB: Replace the main PWB     copyir.com
3310    CIS AGC error
After AGC, correct input is not obtained at CIS     copyir.com    CIS: 1     copyir.com Execute U906 Separating Operation Release     copyir.com 2     copyir.com To check the lamp, execute U061 CCD     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP CIS and DPSHD PWB (YC2) DPSHD PWB (YC3) and DP relay PWB (YC2) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the CIS and execute U091 and U411     copyir.com
DPSHD PWB: Replace the DPSHD PWB     copyir.com
3500    Communication error between scanner and ASIC
An error code is detected     copyir.com    ISC PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com ISC PWB (YC3) and Main PWB (YC11) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the ISC PWB and execute U411     copyir.com
Main PWB Replace the main PWB     copyir.com
3600    Scanner sequence error    ISC PWB: 1     copyir.com Execute U021 memory initializing     copyir.com 2     copyir.com Replace the ISC PWB and execute U411     copyir.com
3700    Scanner device error    CCD (ISU): Since the ISU is mounted with a CCD of different type, install the ISU that matches with the model     copyir.com
3800    AFE error
When writing the data, read and write data does not match 3 times in succession     copyir.com No response is received in 100 ms from AEF     copyir.com    ISC PWB: 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com CCD PWB (YC2) and ISC PWB (YC9) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the ISC PWB and execute U411     copyir.com
CCD PWB: Replace the ISU PWB and execute U411     copyir.com
3900    Backup memory read/write error (ISC PWB)
Read and write data does not match     copyir.com    Backup memory (ISC PWB): 1     copyir.com Turn the main power switch off and after 5 seconds, turn it on     copyir.com 2     copyir.com Replace the ISC PWB and execute U411     copyir.com
4001    Polygon motor K synchronization error
After polygon motor K is driven, the ready signal does not turn to L within 30 s     copyir.com The polygon motor speed won’t stabilize within 10 s     copyir.com    Polygon motor K (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor K and LSU relay PWB (YC4) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4002    Polygon motor C synchronization error
After polygon motor C is driven, the ready signal does not turn to L within 30 s     copyir.com The polygon motor speed won’t stabilize within 10 s     copyir.com    Polygon motor C (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor C and LSU relay PWB (YC9) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4003    Polygon motor M synchronization error
After polygon motor M is driven, the ready signal does not turn to L within 30 s     copyir.com The polygon motor speed won’t stabilize within 10 s     copyir.com    Polygon motor M (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor M and LSU relay PWB (YC7) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4004    Polygon motor Y synchronization error
After polygon motor Y is driven, the ready signal does not turn to L within 30 s     copyir.com The polygon motor speed won’t stabilize within 10 s     copyir.com    Polygon motor Y (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor Y and LSU relay PWB (YC11) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4011    Polygon motor K steadystate error
After polygon motor K is stabilized, the ready signal is at the H level for 15 s continuously     copyir.com    Polygon motor K (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor K and LSU relay PWB (YC4) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4012    Polygon motor C steadystate error
After polygon motor C is stabilized, the ready signal is at the H level for 15 s continuously     copyir.com    Polygon motor C (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor C and LSU relay PWB (YC9) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4013    Polygon motor M steadystate error
After polygon motor M is stabilized, the ready signal is at the H level for 15 s continuously     copyir.com    Polygon motor M (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor M and LSU relay PWB (YC7) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: Check the engine software and upgrade to the latest, if necessary     copyir.com Replace the engine PWB
4014    Polygon motor Y steadystate error
After polygon motor Y is stabilized, the ready signal is at the H level for 15 s continuously     copyir.com    Polygon motor Y (LSU): 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Polygon motor Y and LSU relay PWB (YC11) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4101    BD initialization error K
After polygon motor K is driven, the BD signal is not detected for 1 s     copyir.com    PD PWB K (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC5) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4102    BD initialization error C
After polygon motor C is driven, the BD signal is not detected for 1 s     copyir.com    PD PWB C (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC10) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
4103    BD initialization error M
After polygon motor M is driven, the BD signal is not detected for 1 s     copyir.com    PD PWB M (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC8) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4104    BD initialization error Y
After polygon motor Y is driven, the BD signal is not detected for 1 s     copyir.com    PD PWB Y (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC12) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4201    BD steady-state error K
The BD signal is not detected     copyir.com    PD PWB K (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC5) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, shorted or grounded, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
4202    BD steady-state error C
The BD signal is not detected     copyir.com    PD PWB C (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC10) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4203    BD steady-state error M
The BD signal is not detected     copyir.com    PD PWB M (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC8) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
4204    BD steady-state error Y
The BD signal is not detected     copyir.com    PD PWB Y (LSU): 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC12) LSU relay PWB (YC3) and Engine PWB (YC12) 2     copyir.com If the FCC wiring is disconnected, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
4300    Polygon motor phase error
ASIC won’t settle in completion of phase adjustment for 2 s after a BD signal is detected     copyir.com    Laser scanner unit: Replace the laser scanner unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
4600    LSU cleaning motor error
After LSU cleaning motor is driven, the ready signal does not turn to L within 2 s     copyir.com After LSU cleaning motor is stabilized, the ready signal is at the H level for 1 s continuously     copyir.com    LSU cleaning motoror: 1     copyir.com Execute LSU cleaning using Adjustment/Maintenance of the system menu     copyir.com 2     copyir.com Rotate the drive gear and the cleaning spiral by the hand and check that they are not unusually loaded, and replace if it is damaged     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com LSU cleaning motor and Engine PWB (YC21) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the LSU cleaning motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
5101    Main high-voltage error K
Measure the inflowing current when Vpp is varied in 3 steps and verify if the difference of the currents of 0 and step 2 is less than 42 (51 if lower highvoltage board)     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Mean Drum Motor and check that the drum motor can rotate     copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com Check that the discharger lamp is properly connected     copyir.com 4     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Charger roller unit: 1     copyir.com Check that the high-voltage contacts are not distorted or adhered with foreign objects     copyir.com 2     copyir.com Reinstall the chrager roller unit     copyir.comOr, replace the charger roller unit     copyir.com
High voltage PWB 1: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com High voltage PWB 1(YC4)*1,(YC3)*2 and Engine PWB (YC17) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the High voltage PWB 1     copyir.com *1:45 ppm model/ 55ppm model *2:30ppm model/ 35ppm model
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
5102    Main high-voltage error C
Measure the inflowing current when Vpp is varied in 3 steps and verify if the difference of the currents of 0 and step 2 is less than 42 (51 if lower highvoltage board)     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Mean Drum Motor and check that the drum motor can rotate     copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com Check that the discharger lamp is properly connected     copyir.com 4     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Charger roller unit: 1     copyir.com Check that the high-voltage contacts are not distorted or adhered with foreign objects     copyir.com 2     copyir.com Reinstall the chrager roller unit     copyir.comOr, replace the charger roller unit     copyir.com
High voltage PWB 1: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com High voltage PWB 1(YC2) and Engine PWB (YC16) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the High voltage PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
5103    Main high-voltage error M
Measure the inflowing current when Vpp is varied in 3 steps and verify if the difference of the currents of 0 and step 2 is less than 42 (51 if lower highvoltage board)     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Mean Drum Motor and check that the drum motor can rotate     copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com Check that the discharger lamp is properly connected     copyir.com 4     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Charger roller unit: 1     copyir.com Check that the high-voltage contacts are not distorted or adhered with foreign objects     copyir.com 2     copyir.com Reinstall the chrager roller unit     copyir.comOr, replace the charger roller unit     copyir.com
High voltage PWB 1: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com High voltage PWB 1(YC3) and Engine PWB (YC17) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the High voltage PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
5104    Main high-voltage error Y
Measure the inflowing current when Vpp is varied in 3 steps and verify if the difference of the currents of 0 and step 2 is less than 42 (51 if lower highvoltage board)     copyir.com    Drum unit: 1     copyir.com Execute U030 Belt Mean Drum Motor and check that the drum motor can rotate     copyir.com 2     copyir.com Confirm that the drum or the drum screw can rotate     copyir.com 3     copyir.com Check that the discharger lamp is properly connected     copyir.com 4     copyir.com If it won’t rotate, replace the drum unit     copyir.com
Charger roller unit: 1     copyir.com Check that the high-voltage contacts are not distorted or adhered with foreign objects     copyir.com 2     copyir.com Reinstall the chrager roller unit     copyir.comOr, replace the charger roller unit     copyir.com
High voltage PWB 1: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com High voltage PWB 1(YC1) and Engine PWB (YC16) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the High voltage PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6000    Broken fuser heater wire
Fuser thermistor 1 does not reach 100° C/212 °F even after 60 s during warming up     copyir.com The detected temperature of fuser thermistor 1 does not reach the specified temperature (ready indication temperature) for 420 s in warming up after reached to 100° C/212 °F     copyir.com    Fuser unit: 1     copyir.com Check that no paper jam is present     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com (Deteriorated sensitivity due to the toner adhered to the center thermistor     copyir.com)
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6020    Abnormally high fuser Center thermistor 1 temperature
Fuser center thermistor 1 detects a temperature higher than 240°C/464°F for 1 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6030    Broken fuser center thermistor 1 wire
Input from fuser center thermistor 1 is 1010 or more (A/D value) continuously for 1 s     copyir.com Verify if A/D read in the differential output won’t change by 4 or more when it was turned on for 10 seconds     copyir.com    Fuser unit: 1     copyir.com Check that no paper jam is present     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com (Deteriorated sensitivity due to the toner adhered to the center thermistor     copyir.com)
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com Replace the Fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6040    Fuser heater error
Input from fuser thermistor 1 is abnormal value continuously for 1 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB (YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
6050    Abnormally low fuser center thermistor 1 temperature
Fuser center thermistor 1 detects a temperature lower than 100°C/212°F for 1 s after warming up, during ready or during print     copyir.com The temperature of thermistor 1 is detected to be less than 70°C/158°F for more than one second during lowpower mode     copyir.com    Power source: 1     copyir.com Check that the operating voltage falls within +/-10%     copyir.com 2     copyir.com Check no voltage drop is caused     copyir.com The heater is deactivated at 70V or lower     copyir.com 3     copyir.com Relocate the AC outlet that supplies power     copyir.com
Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com Replace the Fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6120    Abnormally high fuser press thermistor 4 temperature
Fuser press thermistor 4 detects a temperature higher than 190°C/374°F for 1 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6130    Broken fuser press thermistor 4 wire
Input from fuser press thermistor 4 is 992 or more (A/D value) continuously for 60 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) Fuser IH PWB(YC4) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6150    Abnormally low fuser press thermistor 4 temperature Fuser press thermistor 4 detects a temperature lower than 30°C/86°F for 1 s after warming up     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 2     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6200    Broken fuser edge heater wire
Fuser edge thermistor 2 does not reach 100° C/212 °F even after 60 s during warming up     copyir.com The detected temperature of fuser edge thermistor 2 does not reach the specified temperature (ready indication temperature) for 420 s in warming up after reached to 100° C/212 °F     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6220    Abnormally high fuser edge thermistor 2 temperature
Fuser edge thermistor 2 detects a temperature higher than 245°C/473°F for 1 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6230    Broken fuser edge thermistor 2 wire
The Input signal from the fuser edge thermistor 2 is 992 or more (A/D value) continuously for 1 s when the temperature at the fuser edge thermistor 1 is higher than 100°C/212°F during warming up     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
6250    Abnormally low fuser edge thermistor 2 temperature
Fuser edge thermistor 2 detects a temperature lower than 100°C/212°F for 1 s during ready or print     copyir.com Fuser edge thermistor 2 detects a temperature lower than 50°C/122°F for 1 s during low power mode     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
6320    Abnormally high fuser middle thermistor 3 temperature
Fuser middle thermistor 3 detects a temperature higher than 205°C/401°F for 1 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6330    Broken fuser center thermistor 3 wire
Fuser center thermistor 3 detects a temperature lower than 20°C/68°F continuously for 1 s     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
6600    Fuser belt rotation error
A belt rotating pulse is not received for 1 s     copyir.com (Engine CPU)    Fuser motor: 1     copyir.com To check the motor operation, execute U030 Fuser     copyir.com 2     copyir.com Check that the drive gear can rotate and not heavily loaded and, if necessary, apply grease to the axle holder and gears     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser motor and Feed PWB (YC18) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the fuser motor     copyir.com
Fuser belt sensor: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6610    Fuser release sensor error
The fusing pressure release sensor won’t send an off signal in 5 seconds since a pressure release instruction is given for the fusing pressure motor     copyir.com The fusing pressure release sensor won’t send an on signal in 5 seconds since a pressure instruction is given for the fusing pressure motor     copyir.com    Fuser release motor: 1     copyir.com To check the motor operation, execute U030 Fuser Release     copyir.com 2     copyir.com Check that the drive gear can be rotated and the separation is possible     copyir.com 3     copyir.com If the motor won’t rotate, confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the fuser unit and execute U167 counter clear     copyir.com
Fuser release sensor: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Check that the sensor is not contaminated or damaged     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6710    Fuser IH PWB CPU reset error
Watch doc timer has been overflowed     copyir.com    Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6720    Fuser IH belt rotation error
While driving, the pulse count is less than 3 for 2 seconds during the input to the rotation pulse signal is 200 msec     copyir.com    Fuser motor: 1     copyir.com To check the motor operation, execute U030 Fuser     copyir.com 2     copyir.com Check that the drive gear can rotate and not heavily loaded and, if necessary, apply grease to the axle holder and gears     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser motor and Feed PWB (YC18) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the fuser motor     copyir.com
Fuser belt sensor: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser unit and execute U167 counter clear     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com Replace the fuser IH PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6730    Abnormally high fuser IH PWB temperature 1 (IGBT1)
The input detect temperature is higher than 115°C/221 °F     copyir.com    Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6740    Abnormally high fuser IH PWB temperature 2 (IGBT2)
The input detect temperature is higher than 115°C/221 °F     copyir.com    Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6750    Fuser IH output over-current error
The output current of IH CPU is higher than 90A for 10 ms in succession     copyir.com    Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6760    Fuser IH input over-current error
The input current of IH CPU is higher than 20A(100V/120V), 10A(200V) for 100 ms in succession     copyir.com    Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6770    Fuser IH low electric power error
Less than 0     copyir.com6 times of the preset power is detected for 120 ms in succession after the IH heater remote has turned on     copyir.com    Fuser unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser unit and Fuser IH PWB (YC6) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser IH unit     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser IH PWB     copyir.com
Fuser IH unit: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH unit and Fuser IH PWB (YC9 and 10) Fuser IH PWB( YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the fuser IH unit     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6900    Fuser belt cooling fan error
When the fuser edge fan motor 1 , 2 is driven, alarm signal is detected for 5 s continuously     copyir.com    Fuser edge fan motor 1, 2: 1     copyir.com To check the fan motor operation, execute U037 Fuser Edge     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser edge fan motor 1 and Engine PWB (YC26) Fuser edge fan motor 2 and Fuser PWB (YC2) Fuser PWB (YC1) and Engine PWB (YC26) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the fuser unit and execute U167 counter clear     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6910    Engine software ready error
The device won’t engage in ready state in 60 minutes after warming-up has began     copyir.com (A previous timeout process has not been cancelled     copyir.com)    Engine PWB: 1     copyir.com Turn the main power switch off and after 5 seconds, turn it on     copyir.com 2     copyir.com Reinstall the engine software     copyir.com 3     copyir.com Replace the engine PWB     copyir.com
6920    Fuser front fan motor error
When the fuser front fan motor is driven, alarm signal is detected for 5 s continuously     copyir.com    Fuser front fan motor: 1     copyir.com To check the fan motor operation, execute U037 IH Coil     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser front fan motor and Front PWB (YC4) Front PWB (YC3) and Engine PWB (YC7) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the fuser front fan motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6930    Fuser rear fan motor error
When the fuser rear fan motor is driven, alarm signal is detected for 5 s continuously     copyir.com    Fuser rear fan motor: 1     copyir.com To check the fan motor operation, execute U037 Fuser Coling     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser rear fan motor and Engine PWB (YC26) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the fuser rear fan motor     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6940    IH PWB cooling fan motor error
When the IH fan motor is driven, the alarm signal is detected for 5 s continuously     copyir.com    IH fan motor: 1     copyir.com To check the fan motor operation, execute U037 IH Pwb     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com IH fan motor and Feed PWB 1(YC11) Feed PWB 1(YC2) and Engine PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the IH fan motor     copyir.com
Feed PWB 1: Replace the Feed PWB1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
6950    Fuser IH PWB communication error
No response is received in 30 ms since a command is sent to IHCPU     copyir.com A checksum error is detected 10 times in succession     copyir.com    Power source PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Power source PWB (YC9) and Feed PWB 1(YC4) Power source PWB (YC3) and Fuser IH PWB (YC1) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com If the +24V output is not given by the power source PWB (YC9), replace the power source PWB     copyir.com
Feed PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Power source PWB (YC3) and Fuser IH PWB (YC1) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com If the +24V output is not given by the feed PWB1 (YC27), replace the feed PWB1     copyir.com
Fuser IH PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Fuser IH PWB(YC4) and Engine PWB (YC26) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Fuser IH PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
6960    Current PWB error
The power current is greater than 1A for 5 seconds continuously despite that 500W was indicated as the fuser power during power-up     copyir.com (45 ppm/ 55 ppm model only)    Current PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Current PWB(YC17) and Feed PWB2 (YC13) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Current PWB     copyir.com
6990    Fuser power supply incompatibility
Information won’t match between the engine backup and the fuser IH PWB     copyir.com    Differences in settings after initialization: When this has happened after initialization using U021, make settings identical with the voltages on the IH PWB using U169     copyir.com
Fuser IH PWB: Replace with a fuser IH PWB specifically designed with the standard voltage     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7001    Toner motor K error
A state that the pulse is not detected at the pulse sensor for 200 ms has occurred more than 15 times in a row during the toner motor K is driven     copyir.com A state that the TMOT_LOCK signal becomes H (locked) is detected after 200 ms when the toner motor K is driven has occurred 15 sets in total     copyir.com    Toner container K: 1     copyir.com Check that the spiral screw of the toner container can be rotated by the hand     copyir.com 2     copyir.com Check for broken gears and replace if any     copyir.com
Toner motor K: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor K and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor K     copyir.com
Screw sensor K: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Screw sensor K and Engine PWB (YC27) 3     copyir.com Replace the screw sensor K     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7002    Toner motor C error
A state that the pulse is not detected at the pulse sensor for 200 ms has occurred more than 15 times in a row during the toner motor C is driven     copyir.com A state that the TMOT_LOCK signal becomes H (locked) is detected after 200 ms when the toner motor C is driven has occurred 15 sets in total     copyir.com    Toner container C: 1     copyir.com Check that the spiral screw of the toner container can be rotated by the hand     copyir.com 2     copyir.com Check for broken gears and replace if any     copyir.com
Toner motor C: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor C and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor C     copyir.com
Screw sensor C: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Screw sensor C and Engine PWB (YC27) 3     copyir.com Replace the screw sensor C     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
7003    Toner motor M error
A state that the pulse is not detected at the pulse sensor for 200 ms has occurred more than 15 times in a row during the toner motor M is driven     copyir.com A state that the TMOT_LOCK signal becomes H (locked) is detected after 200 ms when the toner motor M is driven has occurred 15 sets in total     copyir.com    Toner container M: 1     copyir.com Check that the spiral screw of the toner container can be rotated by the hand     copyir.com 2     copyir.com Check for broken gears and replace if any     copyir.com
Toner motor M: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor M and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor M     copyir.com
Screw sensor M: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Screw sensorM and Engine PWB (YC27) 3     copyir.com Replace the screw sensor M     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7004    Toner motor Y error
A state that the pulse is not detected at the pulse sensor for 200 ms has occurred more than 15 times in a row during the toner motor Y is driven     copyir.com A state that the TMOT_LOCK signal becomes H (locked) is detected after 200 ms when the toner motor Y is driven has occurred 15 sets in total     copyir.com    Toner container Y: 1     copyir.com Check that the spiral screw of the toner container can be rotated by the hand     copyir.com 1     copyir.com Check for broken gears and replace if any     copyir.com
Toner motor Y: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation      copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor Y and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor Y     copyir.com
Screw sensor Y: 1     copyir.com Check that the sensor is correctly positioned     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Screw sensor Y and Engine PWB (YC27) 3     copyir.com Replace the screw sensor Y     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7101    Toner sensor K error
Sensor output value of 60 or less or 944 or more continued for 3 s     copyir.com    Failure of locking the developer waste slot at setup:
If an abnormal noise is heard, check that the developer ejection outlet is released and, if not, release the outlet     copyir.com
Toner sensor K: 1     copyir.com Check the toner sensor output by U155     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner sensor K and Front PWB (YC9) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Check that the gears of the developer unit K are not damaged and the spiral can rotate     copyir.com 5     copyir.com Replace the Developer unit K     copyir.com
Toner motor K: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor K and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor K     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7102    Toner sensor C error Sensor output value of 60 or less or 944 or more continued for 3 s     copyir.com    Failure of locking the developer waste slot at setup:
If an abnormal noise is heard, check that the developer ejection outlet is released and, if not, release the outlet     copyir.com
Toner sensor C: 1     copyir.com Check the toner sensor output by U155     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner sensor C and Front PWB (YC13) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Check that the gears of the developer unit C are not damaged and the spiral can rotate     copyir.com 5     copyir.com Replace the Developer unit C     copyir.com
Toner motor C: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor C and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor C     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7103    Toner sensor M error
Sensor output value of 60 or less or 944 or more continued for 3 s     copyir.com    Failure of locking the developer waste slot at setup:
If an abnormal noise is heard, check that the developer ejection outlet is released and, if not, release the outlet     copyir.com
Toner sensor M: 1     copyir.com Check the toner sensor output by U155     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner sensor M and Front PWB (YC11) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Check that the gears of the developer unit M are not damaged and the spiral can rotate     copyir.com 5     copyir.com Replace the Developer unit M     copyir.com
Toner motor M: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor M and ?Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor M     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7104    Toner sensor Y error
Sensor output value of 60 or less or 944 or more continued for 3 s     copyir.com    Failure of locking the developer waste slot at setup:
If an abnormal noise is heard, check that the developer ejection outlet is released and, if not, release the outlet     copyir.com
Toner sensor Y: 1     copyir.com Check the toner sensor output by U155     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner sensor Y and Front PWB (YC15) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Check that the gears of the developer unit Y are not damaged and the spiral can rotate     copyir.com 5     copyir.com Replace the Developer unit Y     copyir.com
Toner motor Y: 1     copyir.com Draw out the toner container and execute U135 to check the toner motor operation     copyir.com 2     copyir.com Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Toner motor Y and Engine PWB (YC27) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the Toner motor Y     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7200    Broken outer temperature sensor 2 wire
The sensor input sampling is greater than 230     copyir.com    Outer temperature sensor 2:
1     copyir.com Confirm Ext/Int is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Outer temperature sensor 2 and Front PWB (YC19) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the outer temperature sensor 2     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7210    Short-circuited outer temperature sensor 2
The sensor input sampling is less than 69     copyir.com    Outer temperature sensor 2:
1     copyir.com Confirm Ext/Int is displayed by U139 temperature and humidity      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Outer temperature sensor 2 and Front PWB (YC19) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the outer temperature sensor 2     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7221    Broken LSU thermistor K wire
The sensor input sampling is greater than 230     copyir.com    LSU thermistor K: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC5) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7222    Broken LSU thermistor C wire
The sensor input sampling is greater than 230     copyir.com    LSU thermistor C: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC10) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7223    Broken LSU thermistor M wire
The sensor input sampling is greater than 230     copyir.com    LSU thermistor M: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC8) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7224    Broken LSU thermistor Y wire
The sensor input sampling is greater than 230     copyir.com    LSU thermistor Y: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC12) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7231    Short-circuited LSU thermistor K
The sensor input sampling is less than 69     copyir.com    LSU thermistor K: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC5) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: Replace the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7232    Short-circuited LSU thermistor C
The sensor input sampling is less than 69     copyir.com    LSU thermistor C: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC10) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7233    Short-circuited LSU thermistor M
The sensor input sampling is less than 69     copyir.com    LSU thermistor M: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC8) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7234    Short-circuited LSU thermistor Y
The sensor input sampling is less than 69     copyir.com    LSU thermistor Y: 1     copyir.com Confirm LSU is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Laser scanner unit and LSU relay PWB (YC12) LSU relay PWB (YC3) and Engine PWB (YC12) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: REPLACE the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7241    Broken developer thermistor K wire
The sensor input sampling is greater than 230     copyir.com    Developer thermistor K: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit K and Front PWB (YC9) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit K     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7242    Broken developer thermistor C wire
The sensor input sampling is greater than 230     copyir.com    Developer thermistor C: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit C and Front PWB (YC13) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit C     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7243    Broken developer thermistor M wire
The sensor input sampling is greater than 230     copyir.com    Developer thermistor M: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit M and Front PWB (YC11) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit M     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7244    Broken developer thermistor Y wire
The sensor input sampling is greater than 230     copyir.com    Developer thermistor Y: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit Y and Front PWB (YC15) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit Y     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7251    Short-circuited developer thermistor K
The sensor input sampling is less than 69     copyir.com    Developer thermistor K: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit K and Front PWB (YC9) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit K     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7252    Short-circuited developer thermistor C
The sensor input sampling is less than 69     copyir.com    Developer thermistor C: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit C and Front PWB (YC13) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit C     copyir.com
Front PWB: Replace the front
PWB     copyir.comEngine: PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7253    Short-circuited developer thermistor M:The sensor input sampling is less than 69     copyir.com    Developer thermistor M: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit M and Front PWB (YC11) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit M:
7254    Short-circuited developer thermistor Y wire
The sensor input sampling is less than 69     copyir.com    Developer thermistor Y: 1     copyir.com Confirm Developing is displayed by U139 temperature and humidity     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit Y and Front PWB (YC15) Front PWB (YC2) and Engine PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the Developer unit Y     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7401    Developer unit K type mismatch error
Improper adaptation of the machine and developer unit K is detected     copyir.com    Different type of the developer unit is installed: Install the developer unit of the correct type     copyir.com
Developer unit K: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit K and Front PWB (YC9) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
7402    Developer unit C type mismatch error
Improper adaptation of the machine and developer unit C is detected     copyir.com    Different type of the developer unit is installed: Install the developer unit of the correct type     copyir.com
Developer unit C: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit C and Front PWB (YC13) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
7403    Developer unit M type mismatch error
Improper adaptation of the machine and developer unit M is detected     copyir.com    Different type of the developer unit is installed: Install the developer unit of the correct type     copyir.com
Developer unit M: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit M and Front PWB (YC11) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
7404    Developer unit Y type mismatch error
Improper adaptation of the machine and developer unit Y is detected     copyir.com    Different type of the developer unit is installed: Install the developer unit of the correct type     copyir.com
Developer unit Y: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit Y and Front PWB (YC15) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
7601    ID sensor 1 error
An abnormal value is detected in the input data to ID sensor 1     copyir.com Dark potential error FrontDarkP and FrontDarkS are greater than 0     copyir.com80V     copyir.com Light potential error FrontBrightS is smaller than FrontDarkS     copyir.com FrontBrightP is smaller than [FrontDarkP + 0     copyir.com5V]     copyir.com    ID sensor1 (front): 1     copyir.com Execute U464 Calib for setting ID compensation operation and check the displayed values by U465 Boas Calib for ID compensation reference     copyir.com 2     copyir.com Detach the imtermediate intermediate transfer belt unit and clean the ID sensor on its surface     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com ID sensor 1 (front) and Feed PWB 1(YC10) Feed PWB 1(YC1) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
Feed PWB: 1 Replace the Feed PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7602    ID sensor 2 error
Dark potential error RearDarkP and RearDarkS are greater than 0     copyir.com80V     copyir.com Light potential error RearBrightS is smaller than RearDarkS     copyir.com RearBrightP is smaller than [RearDarkP + 0     copyir.com5V]     copyir.com    ID sensor 2 (rear): 1     copyir.com Execute U464 Calib for setting ID compensation operation and check the displayed values by U465 Boas Calib for ID compensation reference     copyir.com 2     copyir.com Detach the imtermediate intermediate transfer belt unit and clean the ID sensor on its surface     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com ID sensor2 (rear) and Feed PWB 1(YC10) Feed PWB 1(YC1) and Engine PWB (YC6) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com
Feed PWB: 1 Replace the Feed PWB 1     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7800    Broken outer temperature sensor 1 wire
The device did not respond for more than 5 ms during reading, in 5 times     copyir.com    Outer temperature sensor 1: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Outer temperature sensor 1 and Front PWB (YC16) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Outer temperature sensor 1     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
7901    Drum K EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    DR PWB-K: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DR PWB-K and Front PWB (YC7) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum unit K     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7902    Drum C EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    DR PWB- C: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DR PWB- C and Front PWB (YC12) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum unit C     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB5 times     copyir.com
7903    Drum M EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    DR PWB- M: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DR PWB- M and Front PWB (YC10) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum unit M     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7904    Drum Y EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    DRPWB- Y: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DRPWB- Y and Front PWB (YC14) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Drum unit Y     copyir.com
Front PWB Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
7911    Developer unit K EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    Developer unit K: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit K and Front PWB (YC9) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Developer unit K     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7912    Developer unit C EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    Developer unit C: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit C and Front PWB (YC13) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Developer unit C     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB5 times     copyir.com
7913    Developer unit M EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    Developer unit M: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit M and Front PWB (YC11) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Developer unit M     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7914    Developer unit Y EEPROM error
No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times successively     copyir.com Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    Developer unit Y: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Developer unit Y and Front PWB (YC15) Front PWB (YC2) and Engine PWB (YC10) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Developer unit Y     copyir.com
Front PWB: Replace the front PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB5 times     copyir.com
7941    Laser scanner unit K EEPROM error
[35 ppm/ 45 ppm/ 55 ppm model] Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    APC PWB K: 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com APC PWB K and LSU relay PWB (YC5) LSU relay PWB (YC2) and Engine PWB (YC11) 2     copyir.com If the FCC wiring is disconnected, shorted or grounded, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: Replace the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB     copyir.com
7942    Laser scanner unit C EEPROM error
[35 ppm/ 45 ppm/ 55 ppm model] Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    APC PWB C: 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com APC PWB C and LSU relay PWB (YC10) LSU relay PWB (YC2) and Engine PWB (YC11) 2     copyir.com If the FCC wiring is disconnected, shorted or grounded, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: Replace the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB5 times     copyir.com
7943    Laser scanner unit M EEPROM error
[35 ppm/ 45 ppm/ 55 ppm model] Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    APC PWB M: 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com APC PWB M and LSU relay PWB (YC8) LSU relay PWB (YC2) and Engine PWB (YC11) 2     copyir.com If the FCC wiring is disconnected, shorted or grounded, replace the FCC wiring     copyir.com 3     copyir.com Replace 1-5-43the laser scanner unit     copyir.com
LSU relay PWB: Replace the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB5 times     copyir.com
7944    Laser scanner unit Y EEPROM error
[35 ppm/ 45 ppm/ 55 ppm model] Mismatch of reading data from two locations occurs 8 times successively     copyir.com Mismatch between writing data and reading data occurs 8 times successively     copyir.com    APC PWB Y 1     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com APC PWB Y and LSU relay PWB (YC12) LSU relay PWB (YC2) and Engine PWB (YC11) 2     copyir.com If the FCC wiring is disconnected, shorted or grounded, replace the FCC wiring     copyir.com 3     copyir.com Replace the laser scanner unit     copyir.com
LSU relay PWB: Replace the LSU relay PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
8010    Punch motor 1 error
When the punch motor is driven, punch home position sensor does not turn on within 200 ms    Punch motor 1     copyir.com Execute U240 Motor – Punch to check the finisher operation     copyir.com 2     copyir.com Manipulate the punch up and down to check it can smoothly move up and down     copyir.com 3     copyir.com Check that the drive from the motor reaches the punch cam     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch motor and Punch PWB (YC4) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the punch motor     copyir.com
Punch home position sensor: 1     copyir.com Execute U241 Punch – Punch HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch home position sensor and Punch PWB (YC8) 4     copyir.com Replace the Punch home position sensor     copyir.com
Punch PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2     copyir.com Replace the punch PWB     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8020    Punch motor 2 error
Home position is not obtained in 3 s after home position is initialized or in standby     copyir.com    Punch motor: 1     copyir.com Execute U240 Motor – Punch to check the finisher operation      copyir.com 2     copyir.com Manipulate the punch up and down to check it can smoothly move up and down     copyir.com 3     copyir.com Check that the drive from the motor reaches the punch cam     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch motor and Punch PWB (YC4) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the punch motor     copyir.com
Punch PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch PWB (YC1) and DF main PWB (YC7)(4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8)(1000-sheet finisher) 2     copyir.com Replace the punch PWB     copyir.com
DF main PWB: Replace the DF main PWB
8030    Punch motor 3 error
Home position does not turn from On to Off in 50 ms after home position has been initialized     copyir.com{?    Punch motor: 1     copyir.com Execute U240 Motor – Punch to check the finisher operation     copyir.com 2     copyir.com Manipulate the punch up and down to check it can smoothly move up and down     copyir.com 3     copyir.com Check that the drive from the motor reaches the punch cam     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch motor and Punch PWB (YC4) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the punch motor     copyir.com
Punch PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2     copyir.com Replace the punch PWB     copyir.com
DF main PWB: Replace the DF main PWB
8090    DF paddle motor error
When the DF paddle motor is driven, DF paddle sensor does not turn on within 1 s     copyir.com    DF paddle motor: 1     copyir.com Execute U240 Motor – Beat to check the finisher operation     copyir.com 2     copyir.com Check that the paddle can rotate     copyir.com 3     copyir.com Check that the drive from the motor reaches the paddle     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF paddle motor and DF main PWB (YC15) (4000-sheet finisher) DF paddle motor and DF main PWB (YC11) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF paddle motor     copyir.com
DF paddle sensor: 1     copyir.com Execute U241 Finisher – Bundle Eject HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting board are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF paddle sensor and DF main PWB (YC22) (4000-sheet finisher) DF paddle sensor and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com Replace the DF paddle sensor     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8100    DF eject release motor error
When the DF eject release motor is driven, DF bundle discharge sensor does not turn on within 1 s     copyir.com    DF eject release motor DF bundle discharge unit sensor: 1     copyir.com Execute Motor – Eject Unlock (Full) of U240 finisher operation check     copyir.com 2     copyir.com Check that the eject guide of the process tray is opened and, if not, correct the guide     copyir.com 3     copyir.com Check that the drive from the motor reaches the eject guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF bundle discharge unit sensor and DF main PWB (YC22)(4000-sheet finisher) DF bundle discharge unit sensor and DF main PWB (YC20)(1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF eject release motor     copyir.com
DF bundle discharge unit sensor: 1     copyir.com Execute Finisher – Bundle Eject HP of U241 finisher switch check     copyir.com 2     copyir.com Check that the sensor and its mounting board are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF bundle discharge unit sensor and DF main PWB (YC22)(4000-sheet finisher) DF bundle discharge unit sensor and DF main PWB (YC20)(1000-sheet finisher) 4     copyir.com Replace the DF bundle discharge unit sensor     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8110    DF shift motor 1 error
(4000-sheet finisher) DF shift sensor 1 won’t turn on when it has travelled 160 mm after DF shift motor 1 is driven     copyir.com    DF shift motor 1 [front]: 1     copyir.com Execute U240 Motor – Sort Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the front shift guide back and forth to check that it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the front shift guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF shift motor 1 and DF main PWB (YC14) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF shift motor 1
DF shift sensor 1 [front]: 1     copyir.com Execute U241 Finisher – Shift Front HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF shift sensor 1 and DF main PWB (YC23) 4     copyir.com Replace the DF shift sensor 1     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8120    DF shift motor 2 error
(4000-sheet finisher) DF shift sensor 1 won’t turn on when it has travelled 160 mm after DF shift motor 1 is driven     copyir.com    DF shift motor 2 [rear]: 1     copyir.com Execute U240 Motor – Sort Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the rear shift guide back and forth to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the rear shift guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF shift motor 2 and DF main PWB (YC14) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF shift motor 2     copyir.com
DF shift set sensor 2 [rear]: 1     copyir.com Execute U241 Finisher – Shift Trail HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF shift sensor 2 and DF main PWB (YC23) 4     copyir.com Replace the DF shift set sensor2     copyir.com
DF main PWB: Replace the DF main PWB
8130    DF shift release motor error
(4000-sheet finisher) When the DF shift release motor is driven, DF shift release sensor does not turn on within 1 s     copyir.com    DF shift release motor: 1     copyir.com Check that cancelling the maintenance mode after executing U240 Motor – Sort for the finisher operation check lets the rear and forth cursors return to the home position     copyir.com 2     copyir.com Manipulate the shift guide back and forth to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the shift guide front and rear     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF shift release motor and DF main PWB (YC23) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF shift release motor     copyir.com
DF shift release sensor: 1     copyir.com Execute U241 Finisher – Shift Unlock HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF shift release sensor and DF main PWB (YC23) 4     copyir.com Replace the DF shift release sensor     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8140    DF tray motor error 1
When the main tray has ascended, DF tray sensor 1 or DF tray upper surface sensor does not turn on within 20 s     copyir.com    DF tray motor: 1     copyir.com Execute U240 Motor – Tray to check the finisher operation     copyir.com 2     copyir.com Manipulate the main tray up and down to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the main tray     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF tray motor and DF Main PWB(YC16) (4000-sheet finisher) DF tray motor and DF Main PWB(YC14) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF tray motor     copyir.com
DF tray sensor 1 DF tray upper surface sensor: 1     copyir.com Execute U241 Finisher – Tray U-Limit, Tray Top to check the finisher switch      copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF tray sensor 1 and DF Main PWB(YC22) (4000-sheet finisher) DF tray upper surface sensor and DF Main PWB(YC21,YC13) (4000-sheet finisher) DF tray sensor 1 and DF main PWB (YC20) (1000-sheet finisher) DF tray upper surface sensor and DF main PWB (YC18) (1000-sheet finisher) 4     copyir.com Replace the DF tray sensor 1 or DF tray upper surface sensor     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8150    DF tray motor error 2
When the main tray has descended, DF tray sensor 1 or DF tray upper surface sensor does not turn off within 5 s     copyir.com    DF tray motor: 1     copyir.com Execute U240 Motor – Tray to check the finisher operation     copyir.com 2     copyir.com Manipulate the main tray up and down to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the main tray     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF tray motor and DF main PWB (YC16) (4000-sheet finisher) DF tray motor and DF main PWB (YC14) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF tray motor     copyir.com
DF tray sensor 1 DF tray upper surface sensor: 1     copyir.com Execute U241 Finisher – Tray U-Limit, Tray Top to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF tray sensor 1 and DF main PWB (YC22) (4000-sheet finisher) DF tray upper surface sensor and DF main PWB (YC21,YC13) (4000-sheet finisher) DF tray sensor 1 and DF main PWB (YC20) (1000-sheet finisher) DF tray upper surface sensor and DF main PWB (YC18) (1000-sheet finisher) 4     copyir.com Replace the DF tray sensor 1 or DF tray upper surface sensor     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8160    DF tray motor error 3
When the main tray has descended, DF tray sensor 3 does not turn on within 20 s     copyir.com    DF tray motor: 1     copyir.com Execute U240 Motor – Tray to check the finisher operation     copyir.com 2     copyir.com Manipulate the main tray up and down to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the main tray     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF tray motor and DF main PWB (YC16) (4000-sheet finisher) DF tray motor and DF main PWB (YC14) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF tray motor     copyir.com
DF tray sensor 4: 1     copyir.com Execute U241 Finisher – Tray Middle to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF tray sensor 4 and DF main PWB (YC23) (4000-sheet finisher) DF tray sensor 4 and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com Replace the DF tray sensor 4     copyir.com
DF main PWB: Replace the DF main PWB
8170    DF side registration motor 1 error 1
When initial operation, DF side registration sensor 1 does not turn on within 3 s     copyir.com    DF side registration motor 1: 1     copyir.com Execute U240 Motor – Width Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the front side registration guide to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the front side registration guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration motor 1 and DF main PWB (YC15) (4000-sheet finisher) DF side registration motor 1 and DF main PWB (YC11) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF side registration motor 1     copyir.com
DF side registration sensor 1: 1     copyir.com Execute U241 Finisher – Width Front to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration sensor 1     copyir.com and DF main PWB (YC22) (4000-sheet finisher) DF side registration sensor 1     copyir.com and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com Replace the DF side registration sensor 1     copyir.com
DF main PWB: Replace the DF main PWB
8180    DF side registration motor 1 error 2
JAM6810 ( jam in front of width alignment) is detected twice     copyir.com    DF side registration motor 1: 1     copyir.com Execute U240 Motor – Width Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the front side registration guide back and forth to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the front side registration guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration motor 1 and DF main PWB (YC15) (4000-sheet finisher) DF side registration motor 1 and DF main PWB (YC11) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF side registration motor 1     copyir.com
DF side registration sensor 1: 1     copyir.com Execute U241 Finisher – Width Front to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration sensor 1     copyir.com and DF main PWB (YC22) (4000-sheet finisher) DF side registration sensor 1     copyir.com and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the DF side registration sensor 1     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8190    DF side registration motor 2 error 1
When initial operation, DF side registration sensor 2 does not turn on within 3 s     copyir.com    DF side registration motor 2: 1     copyir.com Execute U240 Motor – Width Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the rear side registration guide back and forth to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the rear side registration guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration motor 2 and DF main PWB (YC15) (4000-sheet finisher) DF side registration motor 2 and DF main PWB (YC11) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF side registration motor 2     copyir.com
DF side registration sensor 2: 1     copyir.com Execute U241 Finisher – Width tail HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration sensor 2 and DF main PWB (YC22) (4000-sheet finisher) DF side registration sensor 2 and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com Replace the DF side registration sensor 2     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8200    DF side registration motor 2 error 2
JAM6910 ( jam in rear of width alignment) is detected twice     copyir.com    DF side registration motor 2: 1     copyir.com Execute U240 Motor – Width Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the rear side registration guide back and forth to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the rear side registration guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration motor 2 and DF main PWB (YC15) (4000-sheet finisher) DF side registration motor 2 and DF main PWB (YC11) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF side registration motor 2     copyir.com
DF side registration sensor 2: 1     copyir.com Execute U241 Finisher – Width tail HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF side registration sensor 2 and DF main PWB (YC22) (4000-sheet finisher) DF side registration sensor 2 and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com Replace the DF side registration sensor 2     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8210    DF slide motor error
When initial operation, DF staple sensor does not turn on within 3 s     copyir.com    DF slide motor: 1     copyir.com Execute U240 Motor – Staple Move to check the finisher operation     copyir.com 2     copyir.com Manipulate the staple unit back and forth to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the staple unit     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF slide motor and DF main PWB (YC12) (4000-sheet finisher) DF slide motor and DF main PWB (YC10) (1000-sheet finisher) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DF slide motor     copyir.com
DF staple sensor: 1     copyir.com Execute U241 Finisher – Width Staple HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF staple sensor and DF main PWB (YC22) (4000-sheet finisher) DF staple sensor and DF main PWB (YC20) (1000-sheet finisher) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the DF staple sensor     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8230    DF staple motor error 1
Staple JAM (DF) has been detected twice in a row     copyir.com (The second JAM detection condition fullfilled with the home position did not detected in 600 ms after the motor was driven     copyir.com)    DF staple motor: 1     copyir.com Remove the staple unit and check that stapling is possible without a jam     copyir.com 2     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Staple unit and DF main PWB (YC17) (4000-sheet finisher) Staple unit and DF main PWB (YC11) (1000-sheet finisher) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the staple unit     copyir.com
DF staple sensor: Replace the staple unit     copyir.com
DF main PWB: Replace the DF main PWB
8240    DF staple motor error 2
Staple JAM (DF) has been detected twice in a row     copyir.com (The second JAM detection condition fullfilled with a lock detection signal maintained 1 V for 500 ms continuously, while the stapler motor was driven     copyir.com)    DF staple motor: 1     copyir.com Remove the staple unit and check that stapling is possible without a jam     copyir.com 2     copyir.com Confirm that the FCC wiring connector is not distorted and connect the FCC wiring all the way in     copyir.com Staple unit and DF main PWB (YC17) (4000-sheet finisher) Staple unit and DF main PWB (YC11) (1000-sheet finisher) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the staple unit     copyir.com
DF main PWB: Replace the DF main PWB
8300    Center-folding unit communication error
(4000-sheet finisher) Communication with the center- folding unit is not possible     copyir.com    CF unit set switch: 1     copyir.com Execute U241 Booklet – Set to check the finisher switch     copyir.com 2     copyir.com Check that the switch and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF main PWB (YC7) and DF main PWB (YC9) 4     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the CF unit set switch     copyir.com
CF main PWB: Replace the CF main PWB     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8310    CF side registration motor 2 error
(4000-sheet finisher) When initial operation, CF side registration sensor 2 does not turn on within 1 s     copyir.com    CF side registration motor 2: 1     copyir.com Execute Motor – Width Test of U240 finisher operation check      copyir.com 2     copyir.com Manipulate the side registration upper guide back and forth to check it can smoothly move back and forth     copyir.com 3     copyir.com Check that the drive from the motor reaches the side registration upper guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF side registration motor 2 and CF main PWB (YC10) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the CF side registration motor     copyir.com
CF side registration sensor 2: 1     copyir.com Execute U241 Booklet – Width Up HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF side registration sensor 2 and CF main PWB (YC20) 4     copyir.com Replace the CF side registration sensor 2     copyir.com
CF main PWB: Replace the CF main PWB
8320    CF adjustment motor error
(4000-sheet finisher) When initial operation, CF adjustment sensor does not turn on within 2     copyir.com5 s     copyir.coma    CF adjustment motor1,2: 1     copyir.com Execute U240 Motor – Bundle Up / Down to check the finisher operation      copyir.com 2     copyir.com Manipulate the fold moving belt up and down to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the fold moving belt     copyir.com (Check if the belt is bent     copyir.com) 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF adjustment motor 1,2 and CF main PWB (YC10) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the CF adjustment motor1,2     copyir.com
CF adjustment sensor1,2: 1     copyir.com Execute U241 Booklet – bundle Up / Down HP to check the finisher switch      copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF adjustment sensor 1,2 and CF main PWB (YC20) 4     copyir.com Replace the CF adjustment sensor1,2     copyir.com
CF main PWB: Replace the CF main PWB     copyir.com
8330    CF blade motor error
(4000-sheet finisher) When initial operation, CF blade sensor does not turn on within 1500 ms     copyir.com    CF blade motor: 1     copyir.com Execute U240 Booklet – Blade to check the finisher operation      copyir.com 2     copyir.com Manipulate the fold blade up and down to check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the fold blade     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF blade motor and CF main PWB (YC15) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the CF blade motor     copyir.com
CF blade sensor: 1     copyir.com Execute U241 Booklet – Blade HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF blade sensor and CF main PWB (YC20) 4     copyir.com Replace the CF blade sensor     copyir.com
CF main PWB: Replace the CF main PWB     copyir.com
8340    CF staple motor error 1
(4000-sheet finisher) Staple JAM (center-folding unit) has been detected twice in a row     copyir.com (The second JAM detection condition fullfilled with the home position did not detected in 600 ms after the motor was driven     copyir.com)    CF staple motor: 1     copyir.com Execute U240 Booklet – Staple to check the finisher operation     copyir.com 2     copyir.com Manipulate the staple up and down check it is smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the staple unit     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF staple unit and CF main PWB (YC13) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the CF staple motor     copyir.com
CF staple sensor: Replace the CF staple unit     copyir.com
CF main PWB: Replace the CF main PWB     copyir.com
8350    CF side registration motor 1 error
(4000-sheet finisher) When initial operation, CF side registration sensor 1 does not turn on within 1 s     copyir.com    CF side registration motor 1: 1     copyir.com Execute U240 Booklet – Width Test to check the finisher operation     copyir.com 2     copyir.com Manipulate the side registration lower guide back and forth to check it can smoothly operable     copyir.com 3     copyir.com Check that the drive from the motor reaches the side registration lower guide     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF side registration motor 1 and CF main PWB (YC10) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the CF side registration motor 1     copyir.com
CF side registration sensor 1: 1     copyir.com Execute U241 Booklet – Width Down HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF side registration sensor 1 and CF main PWB (YC20) 4     copyir.com Replace the CF side registration sensor 1     copyir.com
CF main PWB Replace the CF main PWB     copyir.com
8360    CF main motor error
(4000-sheet finisher) During driving the motor, the lock signal is detected for 1 s continuously     copyir.com    CF main motor: 1     copyir.com Execute U240 Booklet – Folding to check the finisher operation     copyir.com 2     copyir.com Manipulate the conveying roller to check it can smoothly rotate     copyir.com 3     copyir.com Check that the drive from the motor reaches the conveying roller     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF main motor and CF main PWB (YC16) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the CF main motor     copyir.com
CF main PWB: Replace the CF main PWB     copyir.com
8410    Punch slide motor error 1
The punch slide sensor won’t turn On when home position has been moved by 30 mm     copyir.com    Punch slide motor: 1     copyir.com Execute U240 Booklet – Punch Move to check the finisher operation     copyir.com 2     copyir.com Manipulate the punch slide part of the punch unit back and forth to check it can smoothly move     copyir.com 3     copyir.com Check that the drive from the motor reaches punch area     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch slide motor and Punch PWB (YC3) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the punch slide motor     copyir.com
Punch slide sensor: 1     copyir.com Execute U241 Punch – Punch HP to check the finisher switch     copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch slide sensor and Punch PWB (YC6) 4     copyir.com Replace the punch slide sensor     copyir.com
Punch PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2     copyir.com Replace the punch PWB     copyir.com
DF main PWB: Replace the DF main PWB
8420    Punch slide motor error 2
In detection of paper edges, the paper edge cannot be detected in 30 mm move    Punch slide motor: 1     copyir.com Execute U240 Booklet – Punch Move to check the finisher operation     copyir.com 2     copyir.com Manipulate the punch slide part of the punch unit back and forth to check it can smoothly move     copyir.com 3     copyir.com Check that the drive from the motor reaches punch part     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch slide motor and Punch PWB (YC3) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the punch slide motor     copyir.com
Punch paper edge sensor 1,2: 1     copyir.com Execute U241 Punch – Edge Face 1,2,3,4 to check the finisher switch      copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch paper edge sensor 1,2 and Punch PWB (YC5,YC7) 4     copyir.com Replace the punch paper edge sensor 1,2     copyir.com
Punch PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2     copyir.com Replace the Punch PWB     copyir.com
DF main PWB: Replace the DF main PWB
8430    Punch unit communication error
Communication with the punch unit is not possible     copyir.com    Punch PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Punch PWB     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8500    Mailbox communication error
(4000-sheet finisher) Communication failed to be established after the mailbox was hooked up     copyir.com    MB main PWB: 1     copyir.com Turn the main power switch off and after 5 seconds, turn it on     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MB main PWB (YC3) and DF main PWB (YC6) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the MB main PWB     copyir.com
DF main PWB: Replace the DF main PWB     copyir.com
8510    MB conveying motor error 1
(4000-sheet finisher) When initial operation, MB home position sensor does not turn on within 5 s     copyir.com    MB conveying motor: 1     copyir.com If the transfer roller won’t rotate smoothly, repair its mechanism     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MB conveying motor and MB main PWB (YC5) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the MB conveying motor     copyir.com
MB home position sensor: 1     copyir.com Execute U241 Mail Box – Motor HP to check the finisher switch      copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MB home position sensor and MB main PWB (YC2) 4     copyir.com Replace the MB home position sensor     copyir.com
MB main PWB: Replace the MB main PWB
8520    MB conveying motor error 2
(4000-sheet finisher) When standby operation, MB home position sensor does not turn off within 1 s     copyir.com    MB conveying motor: 1     copyir.com Execute Mail Box – Conv of U240 finisher operation check      copyir.com 2     copyir.com Manipulate the conveying roller of the mailbox to check it can smoothly rotate     copyir.com 3     copyir.com Check that the drive from the motor reaches the conveying roller     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MB conveying motor and MB main PWB (YC5) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the MB conveying motor     copyir.com
MB home position sensor: 1     copyir.com Execute U241 Mail Box – Motor HP to check the finisher switch      copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com MB home position sensor and MB main PWB (YC2) 4     copyir.com Replace the MB home position sensor     copyir.com
MB main PWB: Replace the MB main PWB     copyir.com
8800    Document finisher main program error
Document finisher main program error at power up     copyir.com    DF main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF main PWB (YC4) and Engine PWB (YC18) (4000-sheet finisher) DF main PWB (YC7) and Engine PWB (YC18) (1000-sheet finisher) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the DF main PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB
8900    Document finisher backup error
Read and write data does not match 3 times in succession     copyir.com    DF main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DF main PWB (YC4) and Engine PWB (YC18) (4000-sheet finisher) DF main PWB (YC7) and Engine PWB (YC18) (1000-sheet finisher) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the DF main PWB     copyir.com
8930    Center-folding unit backup error
(4000-sheet finisher) Read and write data does not match 3 times in succession     copyir.com    CF main PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CF main PWB (YC7) and DF main PWB (YC9) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Install the EEPROM properly     copyir.com 4     copyir.com Replace the CF main PWB     copyir.com
9000    Document processor communication error
Communication with the document processor is not possible     copyir.com    DP main PWB: 1     copyir.com Check that the versions of the main unit firmware and the DP firmware are identical     copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP main PWB(YC1) and ISC PWB(YC12) ISC PWB (YC3) and Main PWB (YC11) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the DP main PWB     copyir.com
ISC PWB: Replace the ISC PWB     copyir.com
9010    Coin vender communication error
A communication error from coin vender is detected 10 times in succession     copyir.com    U206 setting: Set maintenance mode U206 to off when a coin vender is not installed      copyir.com
Coin vender control PWB: 1     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com Coin vender control PWB and Engine PWB (YC23) 2     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 3     copyir.com Replace the Coin vender control PWB     copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB      copyir.com
9040    DP lift motor going up error
When the DP lift motor is driven, DP lift sensor 1 does not turn on within 1500 pulse     copyir.com (Three recovery times     copyir.com) The above has been detected 5 times     copyir.com * : The number of detection should be weighted with one for the rise at job start and two for the irregular rise during transpoting     copyir.com The accumulated number must be cleared at completion of a normal rise     copyir.com The default threshold is 5     copyir.com    DP lift motor: 1     copyir.com Execute U906 Separating Operation Release      copyir.com 2     copyir.com Execute U243 Lift Motor to check the DP motor operation      copyir.com 3     copyir.com Check that the original document lift guide can move upwards     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP lift motor and DP MAIN PWB (YC5) 5     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 6     copyir.com Replace the DP lift motor     copyir.com
DP lift sensor 1: 1     copyir.com Execute U244 LIFT L-Limit to check DP switch      copyir.com 2     copyir.com Check that the sensor and its mounting bracket are correctly positioned     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP lift sensor 1 and DP Main PWB (YC4) 4     copyir.com Replace the DP lift sensor 1     copyir.com
DP Main PWB: Replace the DP main PWB     copyir.com
9050    DP lift motor going down error
When the DP lift motor is driven, DP lift sensor 2 does not turn on within 1500 pulse     copyir.com (Three recovery times     copyir.com) The above has been detected 5 times     copyir.com    DP lift motor: 1     copyir.com Execute U906 Separating Operation Release      copyir.com 2     copyir.com Execute U243 Lift Motor to check the DP motor operation      copyir.com 3     copyir.com Check that the original document lift guide can move downwards     copyir.com 4     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP lift motor and DP main PWB (YC5) If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 5     copyir.com Replace the DP lift motor     copyir.com
DP lift sensor 2: 1     copyir.com Execute U244 LIFT L-Limit to check DP switch      copyir.com 2     copyir.com Confirm that the DP lift sensor 2 has been firmly fitted     copyir.com 3     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP lift sensor 2 and DP main PWB (YC2) 4     copyir.com Replace the DP lift sensor2     copyir.com
DP main PWB: Replace the DP main PWB     copyir.com
9060    DP EEPROM error
Mismatch of reading data from two locations occurs 3 times successively     copyir.com Mismatch between writing data and reading data occurs 3 times successively     copyir.com    DP main PWB: 1     copyir.com Execute U906 Separating Operation Release      copyir.com 2     copyir.com Confirm that the EEPROM has been properly installed     copyir.com 3     copyir.com Replace the DP main PWB     copyir.com
Device damage of EEPROM: Contact the Service Support     copyir.com
9070    Communication error between DP and SHD
A communication error is detected     copyir.com    DP SHD PWB: 1     copyir.com Execute U906 Separating Operation Release      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com DP SHD PWB (YC1) and DP main PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the DP SHD PWB     copyir.com
9080    LED fault detection
A block is existent below a peak which was obtained by activating the LEDs in the four CIS blocks at power on, which is less than 80hex     copyir.com    DP CIS: 1     copyir.com Execute CIS automatic original document alignment by U411      copyir.com 2     copyir.com Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in     copyir.com CIS and DP SHD PWB (YC2) DP SHD PWB (YC1) and DP main PWB (YC10) 3     copyir.com If the wiring is disconnected, shorted or grounded, replace the wiring     copyir.com 4     copyir.com Replace the CIS and execute U411     copyir.com
DP SHD PWB: Replace the DP SHD PWB     copyir.com
9100    Coin vender control PWB error
Communication error has been detected at the coin mec of the coin vender control PWB     copyir.com    Coin vender control PWB: Replace the coin mec     copyir.com
9110    Coin vender rejector error
Communication error has been detected in connection with the coin mec and the rejector     copyir.com    Rejector: 1     copyir.com Check that the rejector is firmly installed and, if not, install firmly     copyir.com 2     copyir.com Replace the rejector     copyir.com
9120    Sensor error in coin vender change (Yen 10)
Change is empty despite change is enough     copyir.com    Coin jam in the change tube: Check visually and remedy     copyir.com
Contact in the connector: Check the connection of the empty change sensor     copyir.com
Change empty sensor: Replace the coin mec     copyir.com
Coin vender control PWB: Replace the coin mec     copyir.com
9130    Sensor error in coin vender change (Yen 50)
Change is empty despite change is enough     copyir.com    Coin jam in the change tube: Check visually and remedy     copyir.com
Contact in the connector: Check the connection of the empty change sensor     copyir.com
Change empty sensor Replace the coin mec     copyir.com
Coin vender control PWB: Replace the coin mec     copyir.com
9140    Sensor error in coin vender change (Yen 100)
Change is empty despite change is enough     copyir.com    Coin jam in the change tube: Check visually and remedy     copyir.com
Contact in the connector: Check the connection of the empty change sensor     copyir.com
Change empty sensor: Replace the coin mec     copyir.com
Coin vender control PWB: Replace the coin mec     copyir.com
9150    Sensor error in coin vender change (Yen 500)
Change is empty despite change is enough    Change tube: Check no exchange jam is observed at the outlet and, if necessary, repair it     copyir.com
Contact in the connector: Check the connection of the empty change sensor     copyir.com
Change empty sensor: Replace the coin mec     copyir.com
Coin vender control PWB: Replace the coin mec     copyir.com
9160    Coin vender pay-out error
Coin is paid out despite the pay-out motor is determined not active     copyir.com    Pay-out motor: Replace the coin mec     copyir.com
9170    Coin vender pay-out sensor error
Coin is paid out despite the pay-out motor is determined not active     copyir.com    Pay-out area: Check no exchange jam is observed at the outlet and, if necessary, repair it     copyir.com
Pay-out motor Replace the coin mec     copyir.com
Pay-out sensor: Replace the coin mec     copyir.com
9500    ISC PWB error A    Main PWB, ISC PWB: 1     copyir.com Reinsert the connector if its connection is loose     copyir.com Main PWB (YC25) and ISC PWB (YC4) 2     copyir.com Replace the main PWB      copyir.com 3     copyir.com Replace the ISC PWB 4     copyir.com Contact the Service Support     copyir.com
9510    ISC PWB error B    Main PWB, DP SHD PWB: 1     copyir.com Reinsert the connector if its connection is loose     copyir.com DP relay PWB (YC2) and DP SHD PWB (YC3) 2     copyir.com Replace the main PWB      copyir.com 3     copyir.com Replace the DP SHD PWB     copyir.com 4     copyir.com Contact the Service Support     copyir.com
9520    ISC PWB error C    Main PWB, ISC PWB: 1     copyir.com Reinsert the connector if it its connection is loose     copyir.com Main PWB (YC25) and ISC PWB (YC4) 2     copyir.com Replace the main PWB      copyir.com 3     copyir.com Replace the ISC main PWB 4     copyir.com Contact the Service Support     copyir.com
9940    Confidential document guard uninstalled error
The confidential document guard PWB is removed while the confidential document guard PWB is valid     copyir.com    Confidential document guard PWB: 1     copyir.com Check that the confidential document guard PWB is firmly installed and, if not, install firmly     copyir.com 2     copyir.com Replace the confidential document guard PW     copyir.com
9950    Confidential document guard PWB error
FPGA configuration error CPU version information error This is caused when the PWB of a double-side scanning DP is connected, the confidential guard PWB is inserted, and the harness is not correctly connected     copyir.com    Confidential document guard PWB: 1     copyir.com Replace the confidential document guard PW     copyir.com 2     copyir.com Replace the main PWB      copyir.com
F000    Communication error between main PWB and operation PWB    Main PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Check that the wirings and connetors between the main circuit PWB and the operation circuit PWB and between the main circuit PWB and the HDD are normal     copyir.com Main PWB (YC12,YC17,YC30) and Operation PWB (YC1,YC2,YC3) 3     copyir.com Check that the DDR memories in the main circuit PWB are well conducted and, if not, replace     copyir.com 4     copyir.com Execute U024 to initialize (FULL) the HDD      copyir.com 5     copyir.com Execute U021 to initialize memory     copyir.com 6     copyir.com Replace the Main PWB     copyir.com 7     copyir.com Copy the log File saved in the HDD by U964 in USB memory and contact the service support      copyir.com
Operation PWB: Replace the operation PWB      copyir.com
F010    Main PWB checksum error    Main PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com If not corrected, replace the main PWB      copyir.com
F040    Communication error between Main PWB and Print engine    Main PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Repair or replace the wire from the engine PWB, that may be grounded     copyir.com (Check short-circuit between 5V and 3     copyir.com3V     copyir.com) 3     copyir.com Check that the FCC wire connecting between the main PWB (YC3) and the engine PWB (YC46) is normal and, if necessary, re-insert     copyir.comOr, replace the FCC wire     copyir.com 4     copyir.com If not corrected, replace the main PWB      copyir.com
Engine PWB: 1     copyir.com Check the engine software and upgrade to the latest, if necessary     copyir.com 2     copyir.com Replace the engine PWB      copyir.com
HDD: Replace the HDD      copyir.com
F041    Communication error between Main PWB and Scanner engine    Main PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Check that the wires between the main PWB and the ISC PWB are normal     copyir.com 3     copyir.com If not corrected, replace the main PWB      copyir.comI
SC PWB: Replace the ISC PWB     copyir.com
F050    Print engine ROM checksum error    Engine software: Install the latest engine software     copyir.com
Engine PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Confirm that the EEPROM has been properly installed     copyir.com 3     copyir.com If not corrected, Replace the engine PWB      copyir.com
F051    Scanner engine ROM checksum error    Scanner software: Install the latest scanner software     copyir.com
ISC PWB: 1     copyir.com Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com 2     copyir.com Confirm that the EEPROM has been properly installed     copyir.com 3     copyir.com If not corrected, Replace the ISC PWB     copyir.com
F278    Power supply in drive system error    The main power switch was turned off before the power switch is pressed     copyir.com Shutdown due to a power failure: Turn the main power swtch off and after 5 seconds, then turn power on     copyir.com (Before turning power off, verify that the power key has been pressed and the power indicator has gone off, then switch the main power switch     copyir.com)