C6104 (bizhub 554e/454e)
(1)Contents
| Trouble type | Back side cleaning home sensor abnormality (initial) |
| Trouble code | C6104 |
| Rank | B |
| Detection timing | • The CIS cleaning sensor (PS7) does not change from H to L even after the lapse of a given period of time after the home position detecting operation is started at the initial operation. • The CIS cleaning sensor (PS7) does not change from L to H even after the lapse of a given period of time after the home position detecting operation is started at the initial operation. |
| Trouble isolation | Scanner |
| Relevant electrical parts | • CIS cleaning sensor (PS7) • CIS cleaning motor (M5) • DF control board (DFCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check if the opening and closing guide is firmly closed. | – | – |
| 2 | Check the connector between M5-DFCB J9 for proper connection, and correct as necessary. | – | – |
| 3 | Check the connector of M5 for proper drive coupling, and correct as necessary. | – | – |
| 4 | Check the connector between PS7-DFCB J13 for proper connection, and correct as necessary. | – | – |
| 5 | PS7 I/O check, sensor check | DRCB J13-3 (ON) | DF-701 1-G |
| 6 | M5 operation check | DRCB J9-1 to 4 | DF-701 6-G |
| 7 | Replace M5 (Part# A3CEPP4A01) | – | – |
| 8 | Replace DFCB (Part# A3CEPP4900) | – | – |
- Link to the wiring diagram (N.2. DF-701)
- Link to the layout drawings for related parts by each trouble code (S.99. C6104, C6105)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.11.4 (Link to the Field Service Manual)