C4101 (bizhub C554/C454)
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Contents
| Trouble type | Polygon motor rotation trouble |
| Trouble code | C4101 |
| Rank | B |
| Detection timing | -The polygon motor fails to turn stably even after the lapse of a given period of time after activating and changing rotation speed the polygon motor. -Motor lock signal detects HIGH for a given period time consecutively during the polygon motor is rotating. |
| Trouble isolation | – |
| Relevant electrical parts | -PH unit -Front side board (FRB) -Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between PH unit-FRB CN17 for proper connection and correct as necessary. | – | – |
| 2 | Replace the PH unit (C554 Part# A2XKR70422 / C454 Part# A4FJR70122) | – | – |
| 3 | FRB fuse conduction check | – | – |
| 4 | Replace FRB (Part# A161H00501) | – | – |
| 5 | Replace PRCB (C554 Part# A2XKH00104 / C454 A4FJH00104) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.92. C4101)
K3.9.1 (Link to the Field Service Manual)