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C8103 (bizhub C754/C654)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
| Trouble type | Lift up mechanism trouble (Upward movement) |
| Trouble code | C8103 |
| Rank | B |
| Detection timing | The lift up upper sensor (PS2) is not unblocked after a lapse of a given time after the lift-up motor (M5) moves up (is turned forward). |
| Trouble isolation | – |
| Relevant electrical parts | -Lift-up motor (M5) -Lift-up upper sensor (PS2) -DF control board (DFCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between M5-DFCB CN11 for proper connection, and correct as necessary. | – | – |
| 2 | Check the connector of M5 for proper drive coupling, and correct as necessary. | – | – |
| 3 | Check the connectors between PS2-relay CN110-DFCB CN5 for proper connection, and correct as necessary. | – | – |
| 4 | PS2 I/O check, sensor check | DFCB CN5-3 (ON) | DF-702 10-C |
| 5 | M5 operation check | DFCB CN11-4 to 7 | DF-702 13-C |
| 6 | Replace M5 (Part# A108R70400) | – | – |
| 7 | DFCB ICP13 conduction check | – | – |
| 8 | Replace DFCB (Part# A3CKH00102) | – | – |
- Link to the wiring diagram (N.2.1 Reverse automatic document feeder DF-702)
- Link to the layout drawings for related parts by each trouble code (S.103. C8103)
K.3.12.2 (Link to the Field Service Manual)