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C3722 – (bizhub 364e/284e/224e)
Contents
| Trouble type | Fusing abnormally high temperature detection (Edge of the heating side) |
| Trouble code | C3722 |
| Rank | A |
| Detection timing | Detected temperature of the heating roller thermistor/1 (TH1) goes beyond a given temperature for a given period of time consecutively. |
| Trouble isolation | – |
| Relevant electrical parts | • Fusing unit • Heating roller thermistor/1 (TH1) • 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 right door. | – | – |
| 3 | Check the fusing unit and PRCB for proper connection and correct or change as necessary. | – | – |
| 4 | Replace the fusing unit (Part# A161R71877) | – | – |
| 5 | Replace PRCB (Part# A61FH00101) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.49. C3722, C3922)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.8.5 (Link to the Field Service Manual)