C6753 (bizhub C759/C659)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
Trouble type | C6753: ASIC clock input error (back side) |
Rank | C |
Trouble detection condition | When starting the machine, verification on reading and writing the predetermined value for image processing ASIC on dual scan image processing board was conducted, and verification failure was detected. |
Trouble isolation | – |
Relevant electrical parts | -CIS module (CIS) -Dual scan image processing board (DSIPB) -MFP board (MFPB) |
Procedure
- Correct the harness connection between CIS J101-DSIPB CN2 if faulty.
- Correct the harness connection between DSIPB CN1-MFPB CN24 if faulty.
- Replace CIS. (Part# A782R70200)
- DFPU ICP1 conduction check.
- Replace DSIPB. (Part# A8JEH02A00)
- MFPB F3E conduction check
- Replace MFPB. (Part# A8JEH02002)
L.3.13.8 (Link to the Field Service Manual)