66-43 (bizhub C754/C654)
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Contents
| JAM type | DF middle transport section | |
| JAM code | 66-43 | |
| Detection timing | The conveyance sensor (PS21) is not unblocked even after a lapse of a given period of time after the paper has turned ON the after separate sensor (PS4). | |
| Misfeed processing location | -Feed cover -Transportation cover | |
| Relevant parts | -Take-up motor (M2) -Registration motor (M3) -After separate sensor (PS4) -Conveyance roller sensor (PS21) -DF control board (DFCB) |
 (2)Procedure
| Step | Action | Control signal | Location of electrical component |
| 1 | Initial check items | – | – |
| 2 | PS4 I/O check, sensor check | DFCB CN5-5 (ON) | DF-702 11-C |
| 3 | PS21 I/O check, sensor check | DFCB CN4-3 (ON) | DF-702 8-C |
| 4 | M2 operation check | DFCB CN8-1 to 6 | DF-702 1 to 2-C |
| 5 | M3 operation check | DFCB CN15-5 to 8 | DF-702 2 to 3-C |
| 6 | Replace DFCB (Part# A3CKH00102) | – | – |
- Link to the wiring diagram (N.2.1 Reverse automatic document feeder DF-702)
K.1.9.5 (Link to the Field Service Manual)