C2A14 (bizhub 558/458)

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Trouble typeC2A14: Drum unit/K new release failure
RankB
Trouble detection conditionThe status with the new unit is not cleared after the new drum unit is set.
Trouble isolation–
Relevant electrical parts• Drum unit
• Front side board (FRB)
• MFP board (MFPB)

 Procedure

  1. Clean the connection between the drum unit and the main body if dirty.
  2. Reinstall the drum unit.
  3. Check the connector between the drum unit-FRB CN12 for proper connection and correct as necessary.
  4. Check the connector between FRB CN1, CN3-MFPB CN4E, CN5E for proper connection and correct as necessary.
  5. Replace the drum unit. (Part# A9C803D)
  6. Replace FRB. (Part# A9HJH00501)
  7. Replace MFPB. (558 Part# A9HGH02102 / 458 Part# A9HHH02102)

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

K.3.11.10 (Link to the Field Service Manual)