C5306 (bizhub 658e/558e)

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 Contents

Trouble typeC5306: IH coil cooling fan failure to turn (bizhub 658e/558e)
RankB
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• IH coil cooling fan (FM7)
• Expansion control board (EXCB)
• MFP board (MFPB)

 Procedure

  1. Check the connector between FM7-relay CN77-EXCB CN3 for proper connection and correct as necessary.
  2. Check the fan for possible overload and correct as necessary.
  3. FM7 load check
    • Check code: 42
    • Multi code: 4, 5
    • Control signal: EXCB CN3-1 (REM), EXCB CN3-3 (LOCK)
    • Location of electrical component: 26-T
  4. Replace FM7. (Part# 9313130051)
  5. Replace EXCB. (Part# A9HGH00501 )
  6. MFPB F6E conduction check
  7. Replace MFPB. (658e/558e Part# AA6RH02103)

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

L.3.16.3 (Link to the Field Service Manual)