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C6105 (bizhub C650i/C550i/C450i)
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Contents
| Trouble type | C6105: Back side cleaning home sensor abnormality (normal) |
| Rank | B |
| Trouble detection condition | -The CIS cleaning sensor (PS9) 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 (PS9) 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 (PS9) -CIS cleaning motor (M7) -DF control board (DFCB) |
Procedure
- Check if the opening and closing guide is firmly closed.
- Check the connector between M7-relay CN61-DFCB CN14 for proper connection and correct as necessary.
- Check the connector of M7 for proper drive coupling and correct as necessary.
- Check the connector between PS9-relay CN121-DFCB CN18 for proper connection and correct as necessary.
- PS9 I/O check, sensor check
- Control signal: DFCB CN18-6 (ON)
- Location of electrical component: DF 4-C
- M7 load check
- Check code: 60
- Multi code: 65, 66, 67
- Control signal: DFCB CN14-6 to 9
- Location of electrical component: DF 7-C
- Replace M7. (Part# AAMPM10300)
- DFCB ICP4, ICP7, ICP15 conduction check
- Replace DFCB. (Part# AAMPH00105)
L.3.13.4 (Link to the Field Service Manual)