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C4501 (bizhub C364e/C284e/C224e)
Contents
| Trouble type | Laser malfunction |
| Trouble code | C4501 |
| Rank | B |
| Detection timing | • SOS signal is not detected even after the lapse of a given period of time after starting the laser output. • SOS signal is not detected for a given period of time during printing or IDC sensor adjustment. |
| Trouble isolation | – |
| Relevant electrical parts | • PH unit • Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between PH unit-PRCB CN24 for proper connection and correct as necessary. | – | – |
| 2 | Replace the PH unit (Part# A161R70922Old or A5C4R70022) | – | – |
| 3 | Replace PRCB (Part# A5C1H00102) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.67. C4501)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.9.3 (Link to the Field Service Manual)