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C7317 (bizhub 750i)
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Contents
Trouble type | C7317: Tacking fan/Fr failure |
Rank | C |
Trouble detection condition | After starting the fan, an error is detected for the malfunction detection signal. |
Trouble isolation | – |
Relevant electrical parts | -Tacking fan/Fr (FM23) -Expansion control board (EXCB) |
Procedure
- Check the connector between FM23-relay CN711-relay CN710-EXCB CN15EX for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- FM23 conduction check.
- Control signal: EXCB CN15EX-4 (REM), EXCB CN15EX-6 (LOCK)
- Location of electrical component: 26-X
- Replace FM23. (Part# A93EM10000)
- Replace EXCB. (Part# AC74H00501)