C6756 (bizhub 558/458)

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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 isolation–
Relevant electrical parts• CCD board (CCDB)
• Scanner drive board (SCDB)
• DC power supply (DCPU)

 Procedure

  1. Correct the harness connection between CCDB PJ5-SCDB CN5 if faulty.
  2. Correct the harness connection between SCDB CN1-DCPU CN005 if faulty.
  3. Replace CCDB.
  4. Replace SCDB.
  5. Replace DCPU.

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

K.3.19.10 (Link to the Field Service Manual)