CDF71 (bizhub C759/C659)

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Trouble typeCDF71: ASIC image access failure (back side)
RankC
Trouble detection conditionCommunication error is detected between the MFP board (MFPB) and the dual scan image processing board (DSIPB).
Trouble isolation–
Relevant electrical parts-MFP board (MFPB)
-Dual scan image processing board (DSIPB)

 Procedure

  1. Check the connector between MFPB CN24-DSIPB CN1 for proper connection and correct as necessary.
  2. Update the firmware.
  3. Replace DSIPB. (Part# A8JEH02A00)
  4. Replace MFPB.  (Part# A8JEH02002)

L.3.18.35 (Link to the Field Service Manual)