کیو سرا میتا dc1755
AP Toner is mixing
C01 Memory loss. Use simulation 70 to try and repair. Otherwise must replace main board
C21 Main drive problem
C31 Scan problem
C41 Lens problem
C42 Mirror motor problem
C51 Charge corona problem
C52 Transfer corona problem
C61 Low fuser temperature. Lamp copir.com thermofuse copir.com connections copir.com etc.
C63 Fuser thermistor
C64 Fuser thermistor short
C72 Drum thermistor
C73 Drum thermistor short
LED(orange) Paper feed motor problem copir.com or sensor
LED(orange copir.comflashing) ADF interlock
LED(red) ADF open sensor
OP Front door open of optional cassette is open
U1 Key counter
