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C6756 (bizhub C360i/C300i/C250i)

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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 unit
• Scanner drive board (SCDB)
• DC power supply (DCPU)
• CPU board (CPUB)
• Base board (BASEB)

Procedure

  1. Correct the harness connection between CCDB CN1-SCDB CN5 if faulty.
  2. Correct the harness connection between SCDB CN1-BASEB CN7E if faulty.
  3. Correct the harness connection between BASEB CN1E, CN14E-DCPU CN4, CN5, CN6 if faulty.
  4. Check CPUB for proper installation and correct as necessary.
  5. Replace the CCD unit. (Part# AA2JR70100)
  6. Replace SCDB. (Part# AA2JH01A00)
  7. Replace CPUB. (Part# AA2JH02N06)
  8. Replace BASEB. (Part# AA2JH02005)
  9. Replace DCPU. (Part# AA2JR70600)

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

L.3.12.10 (Link to the Field Service Manual)

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