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C7318 (bizhub 750i)
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Contents
| Trouble type | C7318: Machine internal cooling fan failure |
| Rank | C |
| Trouble detection condition | After starting the fan, an error is detected for the malfunction detection signal. |
| Trouble isolation | – |
| Relevant electrical parts | -Machine internal cooling fan (FM25) -Base board (BASEB) |
Procedure
- Check the connector between FM25-relay CN402-BASEB CN1400E for proper connection and correct as necessary.
- Check the connector of FM25 for proper drive coupling and correct as necessary.
- FM25 conduction check.
- Control signal: BASEB CN1400E-1 (REM), BASEB CN1400E-3 (LOCK)
- Location of electrical component: 22-K
- Replace FM25. (Part# 9313130051)
- Replace BASEB. (Part# ACV7H02101)