CDF71 (bizhub C3320i)

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Trouble typeCDF71: ASIC image access failure (back side)
RankC
Trouble detection conditionCommunication error is detected between the CPU board (CPUB) and the DF CIS module (DF CIS).
Trouble isolation–
Relevant electrical parts-DF CIS module (DF CIS)
-DF CIS relay board (DFCISRYB)
-CPU board (CPUB)
-Base board (BASEB)

Procedure

  1. Check the connector between DF CIS-DFCISRYB CN1 for proper connection and correct as necessary.
  2. Check the connector between DFCISRYB CN2-BASEB CN5 for proper connection and correct as necessary.
  3. Check CPUB for proper installation and correct as necessary.
  4. Rewrite the firmware.
  5. Replace the DF CIS module assy. (Part# AAJPR70800)
  6. Replace DFCISRYB. (Part# AAJPH10100)
  7. Replace CPUB. (Part# AAJRH01005)
  8. Replace BASEB. (Part# A93EH02007)

L.3.17.28 (Link to the Field Service Manual)