C6754 (bizhub C364e/C284e/C224e)
Contents
| Trouble type | CIS clamp adjustment failure | |
| Trouble code | C6754 | |
| Rank | B | |
| Detection timing | <When DF-701 is installed> After the gain adjustment is performed at the start-up, the CIS clamp adjustment value is too high or too low. | |
| Trouble isolation | Scanner | |
| Relevant electrical parts | • CIS module (CIS) • Dual scan image processing board (DSIPB) • CIS power supply (CISPU) • MFP board (MFPB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Correct the harness connection between CIS and DSIPB if faulty. | – | – |
| 2 | Correct the harness connection between CIS and CISPU if faulty. | – | – |
| 3 | Check for possible extraneous light and correct as necessary. | – | – |
| 4 | Clean the back side reading glass and the shading sheet if dirty. | – | – |
| 5 | Replace CIS (Part# A3CEM70000) | – | – |
| 6 | Replace DSIPB (Part# A161H02A00) | – | – |
| 7 | Replace CISPU (Part# A3CEPP4Y00) | – | – |
| 8 | Replace MFPB (Part# A5C1H0200B) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.84. C6754, C6755, C9403, C9404)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.11.9 (Link to the Field Service Manual)