C2561 (bizhub C658/C558/C458)

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Trouble typeC2561: Cyan TCR sensor failure
RankB
Trouble detection conditionAlarm signals for each TCR sensor is detected more than the predetermined number of times.This detection is used for detecting disconnection of TCR sensor connector.
Trouble isolation–
Relevant electrical parts• Developing unit/C,M,Y,K
• Front side board (FRB)
• MFP board (MFPB)

 Procedure

  1. Reinstall the developing unit.
  2. Check the connector between the developing unit-FRB CN13 (C2564), CN14 (C2561), CN15 (C2562), CN16 (C2563) for proper connection and correct as necessary.
  3. Check the connector between FRB CN1, CN3-MFPB CN4E, CN5E for proper connection and correct as necessary.
  4. Replace the developing unit. (C Part# A9C80KD, M Part# A9C80ED, Y Part# A9C808D , K Part# A9C803D)
  5. Replace FRB. (Part# A7PUH00500)
  6. Replace MFPB. (C458 Part# A79MH02102 / C558 or C658 Part # A79JH02102)

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

K.3.12.10 (Link to the Field Service Manual)