C4101 (bizhub C754/C654)
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Contents
| Trouble type | Polygon motor’s 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 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 -PH relay board (PHRYB) -Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between the PH unit- PHRYB CN14 for proper connection and correct as necessary. | – | – |
| 2 | Replace the PH unit (Part# A2X0R70B22) | – | – |
| 3 | PHRYB ICP4 or ICP 6 conduction check | – | – |
| 4 | Replace PHRYB (Part# A2X0H00300) | – | – |
| 5 | Replace PRCB (Part# A2X0H00102) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.78. C4101)
K.3.9.2 (Link to the Field Service Manual)