C2254: Color Pc Drum Motor's Turning At Abnormal Timing; C2255: Color Developing Motor's Failure To Turn; C2256: Color Developing Motor's Turning At Abnormal Timing; C2451: Transfer Cleaner Unit New Article Release - Konica Minolta bizhub C250P Service Manual

Field Service Ver. 2.0 Mar. 2006
23.5.7

C2254: Color PC Drum Motor's turning at abnormal timing

Color PC Drum Motor (M2)
Step
1 M2 operation check
2 Change PWB-M
23.5.8

C2255: Color Developing Motor's failure to turn

Color Developing Motor (M3)
Step
1 Check the connector of motor for proper connection and correct as necessary.
2 Check the connector of motor for proper drive coupling and correct as necessary.
3 Check the PU1 connector for proper connection and correct as necessary.
4 Check the PWB-M connector for proper connection and correct as necessary.
5 M3 operation check
6 Change PU1
7 Change PWB-M
23.5.9

C2256: Color Developing Motor's turning at abnormal timing

Color Developing Motor (M3)
Step
1 M3 operation check
2 Change PU1
3 Change PWB-M
23.5.10

C2451: Transfer Cleaner Unit New Article Release

Mechanical Control Board (PWB-M)
Step
1 Reinstall Unit
2 Change PWB-M
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
Action
Relevant Electrical Parts
DC Power Supply (PU1)
Mechanical Control Board (PWB-M)
Action
Relevant Electrical Parts
DC Power Supply (PU1)
Mechanical Control Board (PWB-M)
Action
Relevant Electrical Parts
Action
23. Malfunction code
327