C6753 (bizhub 554e/454e)
(1)Contents
| Trouble type | ASIC clock input error (back side) |
| Trouble code | C6753 |
| Rank | C |
| Detection timing | When starting the machine, verification on reading and writing the predetermined value for image processing ASIC on dual scan image processing board (DSIPB) was conducted, and verification failure was detected. |
| Trouble isolation | – |
| Relevant electrical parts | • CIS moduleCIS • Dual scan image processing board (DSIPB) • MFP board (MFPB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Correct the harness connection between DF and DSIPB if faulty. | – | – |
| 2 | Correct the harness connection between DSIPB and MFPB if faulty. | – | – |
| 3 | Replace CIS (Part# A3CEM70000) | – | – |
| 4 | Replace DSIPB (Part# A5C1H02A01) | – | – |
| 5 | Replace MFPB (Part# A61FH02005) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.102. C6753)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.11.8 (Link to the Field Service Manual)