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C3425 (bizhub C754e/C654e)
Contents
| Trouble type | Fusing warm-up trouble |
| Trouble code | C3425 |
| Rank | A |
| Detection timing | After warm-up operation starts, the heating roller temperature sensor does not detect a temperature as high as a predetermined one though a predetermined period of time has elapsed. |
| Trouble isolation | – |
| Relevant electrical parts | • Fusing unit • Heating roller temperature sensor (TEMS2) • IH power supply (IHPU) • Noise filter (NF1) • Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the fusing unit for correct installation (whether it is secured in position). | – | – |
| 2 | Check the open/close operation of the upper right door. | – | – |
| 3 | Check the fusing unit, IHPU, NF1 and PRCB for proper connection and correct or change as necessary. | – | – |
| 4 | Replace the fusing unit (Part# A2X0R71055) | – | – |
| 5 | Replace IHPU (Part# A61DM40A00) | – | – |
| 6 | Replace PRCB (Part# A2X0H00S06) | – | – |
| 7 | Replace NF1 (Part# A2XKM40J00) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.72. C3425, C3725, C3825, C3925)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.8.6 (Link to the Field Service Manual)