C8302 (bizhub C554/C454)
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Contents
| Trouble type | Cooling fan trouble |
| Trouble code | C8302 |
| Rank | B |
| Detection timing | -The lock signal continues to detect H during a given time while the DF cooling fan motor (FM1) is spinning. -The lock signal continues to detect L during a given time while the cooling fan (FM1) is during halts. |
| Trouble isolation | – |
| Relevant electrical parts | -DF cooling fan motor (FM1) -DF control board (DFCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between FM1-DFCB J16 for proper connection and correct as necessary. | – | – |
| 2 | Check the fan for possible overload and correct as necessary. | – | – |
| 3 | FM1 operation check | DFCB J16-3 (ON) | DF-701 7-G |
| 4 | Replace FM1 (Part# 9J06M10000) | – | – |
| 5 | DFCB F6 conduction check | – | – |
| 6 | Replace DFCB (Part# A3CEPP4900) | – | – |
- Link to the wiring diagram (N.2. DF-701)
- Link to the layout drawings for related parts by each trouble code (S.119. C8302)
K3.12.3 (Link to the Field Service Manual)