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20-01 (bizhub C554/C454)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
| JAM type | Misfeed at vertical transport section | |
| JAM code | 20-01 | |
| Detection timing | The registration sensor (PS1) is not unblocked even after the lapse of a given period of time after the paper has turned ON the tray 2 vertical transport sensor (PS19). | |
| Misfeed processing location | Right door | |
| Relevant parts | -Tray 2 vertical transport motor (M23) -Registration motor (M24) -Registration sensor (PS1) -Tray 2 vertical transport sensor (PS19) -Front side board (FRB) -Expansion control board (EXCB) -Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical component |
| 1 | Initial check items | – | – |
| 2 | PS1 I/O check, sensor check | FRB CN8-3 (ON) | 3-L |
| 3 | PS19 I/O check, sensor check | PRCB CN19-5 (ON) | 9-C |
| 4 | M23 operation check | EXCB CN3-9 to 12 | 22-P |
| 5 | M24 operation check | EXCB CN3-1 to 4 | 21-P |
| 6 | Replace FRB (Part# A161H00501) | – | – |
| 7 | EXCB IC5, IC6 conduction check | – | – |
| 8 | Replace EXCB (Part# A2XKH00502) | – | – |
| 9 | Replace PRCB (C554 Part# A2XKH00104 / C454 Part# A4FJH00104) | – | – |
- Link to the wiring diagram (N.1. bizhub C554/C454)
K1.7.1 (Link to the Field Service Manual)