C255C: Black Tcr Sensor Adjustment Failure; C2651: Cyan Imaging Unit Eeprom Access Error; C2652: Magenta Imaging Unit Eeprom Access Error; C2653: Yellow Imaging Unit Eeprom Access Error - Konica Minolta bizhub C250P Service Manual

23. Malfunction code
23.5.22

C255C: Black TCR Sensor adjustment failure

Imaging Unit /K
Toner Supply Motor C/K (M7)
Step
1 Clean or correct each contact of the Imaging Unit if faulty.
2 M7 operation check
3 Reinstall Imaging Unit /K
4 Change Imaging Unit /K
5 Change PWB-M
6 Change PWB-MFP
23.5.23

C2651: Cyan Imaging Unit EEPROM access error

23.5.24

C2652: Magenta Imaging Unit EEPROM access error

23.5.25

C2653: Yellow Imaging Unit EEPROM access error

23.5.26

C2654: Black Imaging Unit EEPROM access error

Imaging Unit /C
Imaging Unit /M
Imaging Unit /Y
Imaging Unit /K
Step
1 Clean the connection between the Imaging Unit and the machine if dirty
2 Reinstall Imaging Unit
3 Change Imaging Unit
4 Change PWB-M
23.5.27

C2A01: Cyan Toner Cartridge EEPROM access error

23.5.28

C2A02: Yellow Toner Cartridge EEPROM access error

23.5.29

C2A03: Magenta Toner Cartridge EEPROM access error

23.5.30

C2A04: Black Toner Cartridge EEPROM access error

Toner Cartridge /C
Toner Cartridge /M
Toner Cartridge /Y
Toner Cartridge /K
Step
1 Clean the connection between the Toner Cartridge and the machine if dirty
2 Reinstall Toner Cartridge
3 Change Toner Cartridge
4 Change PWB-M
330
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
MFP Control Board (PWB-MFP)
Action
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
Action
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
Action
Field Service Ver. 2.0 Mar. 2006