C5361 (bizhub C658/C558/C458)

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Trouble typeC5361: UFP exhaust fan’s 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• UFP exhaust fan1 (FM17)
• UFP exhaust fan2 (FM18) (bizhub C658/C558 only)
• Expansion control board (EXCB)
• MFP board (MFPB)

 Procedure

  1. Check the connector between FM17-relay CN801-relay CN823-EXCB CN9 for proper connection and correct as necessary.
  2. Check the connector between FM18-relay CN802-relay CN823-EXCB CN9 for proper connection and correct as necessary.
  3. Check the fan for possible overload and correct as necessary.
  4. FM17 operation check
    • Control signal: MFPB CN9-4 (LOCK), MFPB CN9-6 (REM)
    • Location of electrical component: 25-P
  5. FM18 operation check
    • Control signal: MFPB CN9-7 (LOCK), MFPB CN9-8 (REM)
    • Location of electrical component: 24-P
  6. Replace FM17. (Part# 9313100072)
  7. Replace FM18. (Part# 9313100072)
  8. Replace MFPB. (C458 Part# A79MH02102 / C558 or C658 Part # A79JH02102)

NOTICE

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

K.3.17.8 (Link to the Field Service Manual)