C4101 (bizhub 554e/454e)
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 (454e Part# A61ER70000 / 554e Part# A61DR70400) | – | – |
| 3 | FRB fuse conduction check | – | – |
| 4 | Replace FRB (Part# A61FH00500) | – | – |
| 5 | Replace PRCB (Part# A61EH00101) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.82. C4101)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.9.2 (Link to the Field Service Manual)