C3310 (bizhub 950i/850i)
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Contents
| Trouble type | C3310: Output tray exhaust fan failure to turn |
| Rank | B |
| Trouble detection condition | The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning. |
| Trouble isolation | – |
| Relevant electrical parts | – Output tray exhaust fan (FM18) – CPU board (CPUB) – Base board (BASEB) |
Procedure
- Check the connector between FM18-relay CN701-BASEB CN18E for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- Check CPUB for proper installation and correct as necessary.
- FM18 load check
- Check code: 42
- Multi code: 25
- Control signal: BASEB CN18E-4 (REM), BASEB CN18E-6 (LOCK)
- Location of electrical component: 14-K
- Replace FM18.
- Replace CPUB.
- BASEB F7E conduction check.
- Replace BASEB.