CDF50 (bizhub C4050i/C3350i)

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Trouble typeCDF50: ASIC image version failure
RankC
Trouble detection conditionCommunication error is detected between the CPU board (CPUB) and the CIS module (IR CIS).
Trouble isolation–
Relevant electrical parts• CIS module (IR CIS)
• CPU board (CPUB)
• Base board (BASEB)

Procedure

  1. Check CPUB for proper installation and correct as necessary.
  2. Rewrite the firmware.
  3. Replace IR CIS.IR CIS (Part# AAJNR71200)
  4. Replace CPUB.CPUB (Part# A93EH01004)
  5. Replace BASEB.BASEB (Part# A93EH02007)

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

L.3.17.29. (Link to the Field Service Manual)