C4761: Compression Hardware Timeout; C4765: Extraction Hardware Timeout - Konica Minolta bizhub C250P Service Manual

23. Malfunction code
23.5.51

C4761: Compression hardware timeout

23.5.52

C4765: Extraction hardware timeout

23.5.53 C4770: JBIG0 Error
23.5.54 C4771: JBIG1 Error
23.5.55 C4772: JBIG2 Error
23.5.56 C4773: JBIG3 Error
23.5.57 C4780: Compressor 0 command buffer stop failure
23.5.58 C4781: Compressor 1 command buffer stop failure
23.5.59 C4782: Compressor 2 command buffer stop failure
23.5.60 C4783: Compressor 3 command buffer stop failure
MFP Control Board (PWB-MFP)
Step
When the error is displayed after the memory check, remove and insert the DIMM0 and DIMM1
1
again to recheck (C4765).
2 Change PWB-MFP
23.5.61 C5102: Main Motor's failure to turn
Main Motor (M1)
Step
1 Check the M1 connector for proper connection and correct as necessary.
2 Check M1 for proper drive coupling and correct as necessary.
3 Check the PWB-M connector for proper connection and correct as necessary.
4 M1 operation check
5 Change PWB-M
6 Change PU1
23.5.62 C5103: Main Motor Turning at abnormal timing
Main Motor (M1)
Step
1 M1 operation check
2 Change PWB-M
3 Change PU1
334
Relevant Electrical Parts
DIMM0 (Work0)
DIMM1 (Work1)
Action
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
DC Power Supply (PU1)
Action
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
DC Power Supply (PU1)
Action
Field Service Ver. 2.0 Mar. 2006