C6104 (bizhub C554/C454)
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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.109. C6104, C6105)
K3.11.4 (Link to the Field Service Manual)