C5370 (bizhub 368e/308e)

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Trouble typeC5370: Machine rear side cooling fan failure to turn
RankC
Trouble detection conditionThe fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning.
Trouble isolation–
Relevant electrical parts• Machine rear side cooling fan (FM3)
• MFP board (MFPB)

 Procedure

  1. Check the connector between FM3-relay CN301-MFPB CN13 for proper connection and correct as necessary.
  2. Check the fan for possible overload and correct as necessary.
  3. FM3 operation check
    • Control signal: MFPB CN13-3 (LOCK), MFPB CN13-4 (REM)
    • Location of electrical component: 20-C
  4. Replace FM3. (Part# A0EDM10500)
  5. MFPB TR7 conduction check
  6. Replace MFPB. (Part# AA6VH02101)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

L.3.15.4 (Link to the Field Service Manual)