C3305 (bizhub C754/C654)
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Contents
| Trouble type | Switchback paper cooling fanâ??s failure to turn |
| Trouble code | C3305 |
| Rank | B |
| Detection timing | The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning. |
| Trouble isolation | – |
| Relevant electrical parts | -Switchback paper cooling fan (FM4) -Paper feed/transport drive board (PFTDB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between FM4-relay CN282-relay CN280-relay CN279-PFTDB CN10 for proper connection and correct as necessary. | – | – |
| 2 | Check the fan for possible overload and correct as necessary. | – | – |
| 3 | FM4 operation check | PFTDB CN10-11 (LOCK) | 6-P |
| 4 | Replace FM4 (Part# 9J06M10000) | – | – |
| 5 | PFTDB ICP9 conduction check | – | – |
| 6 | Replace PFTDB (Part# A2X0H00202) | – | – |
- Link to the wiring diagram (N.1. bizhub C754/C654)
- Link to the layout drawings for related parts by each trouble code (S.71. C3305)
K.3.8.5 (Link to the Field Service Manual)