C255C: Black Tcr Sensor Adjustment Failure - Konica Minolta bizhub C450 Service Manual

Field Service Ver. 1.0 Mar. 2005
16.6.35

C255C: Black TCR Sensor adjustment failure

Imaging Unit /K
Step
Correct the TCR connection on the underside of
1
the Imaging Unit if faulty.
Clean or correct each contact of the Imaging Unit
2
if faulty.
3 Change Imaging Unit.
4 Change PWB-MC
5 Change PWB-MFPC.
16.6.36 C2651: Cyan Imaging Unit EEPROM access error
16.6.37 C2652: Magenta Imaging Unit EEPROM access error
16.6.38 C2653: Yellow Imaging Unit EEPROM access error
16.6.39 C2654: Black Imaging Unit EEPROM access error
Imaging Unit /C
Imaging Unit /M
Imaging Unit /Y
Imaging Unit /K
Step
Clean the connection between the Imaging Unit
1
and the machine if dirty
2 Reinstall Imaging Unit C/M/Y/K.
3 Change Imaging Unit.
4 Change PWB-MC
Relevant Electrical Parts
Control Board (PWB-MC)
MFP Control Board (PWB-MFPC)
Action
Relevant Electrical Parts
Control Board (PWB-MC)
Action
16. Malfunction code
WIRING DIAGRAM
Control Signal (Electrical
Component)
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WIRING DIAGRAM
Control Signal (Electrical
Component)
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Location
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Location
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