C6756 (bizhub C287/C227)

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Trouble typeC6756: CCD power-supply voltage malfunction
RankC
Trouble detection conditionPower is not supplied to CCD after the lapse of a given period of time after the main power switch or power key is turned ON or the machine recovers from the sleep mode.
Trouble isolationScanner
Relevant electrical parts-CCD unit
-CCD board (CCDB)
-MFP board (MFPB)
-DC power supply (DCPU)

 Procedure

  1. Correct the harness connection between CCDB PJ1-MFPB CN7 if faulty.
  2. Correct the harness connection between MFPB CN1E-DCPU CN005 if faulty.
  3. Replace the CCD unit. (Part# A890R70033Old or A890R70300)
  4. MFPB F1E conduction check
  5. Replace MFPB. (Part# A797H02118)
  6. Replace DCPU. (Part# A797R70800)

K.3.13.5 (Link to the Field Service Manual)