C9402 (bizhub C360i/C300i/C250i)

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Trouble type C9402: Exposure LED lighting abnormally
RankB
Trouble detection conditionThe average output value of the CCD sensor with the scanner at its standby position is a predetermined value or more at the end of a scan job.
Trouble isolationScanner
Relevant electrical parts• LED exposure unitFlat cable (LED exposure unit) 
• CCD unitScanner drive board (SCDB) 
• CPU board (CPUB) 
• Base board (BASEB)

Procedure

  1. Correct the harness connection between SCDB CN3-LU201 if faulty.
  2. Check the connector between SCDB CN2-BASEB CN6E for proper connection and correct as necessary.
  3. Check the connector between CCDB CN2-BASEB CN6 for proper connection and correct as necessary.
  4. Check CPUB for proper installation and correct as necessary.
  5. Replace the LED exposure unit. (Part# AA2JR71400)
  6. Replace the CCD unit. (Part# AA2JR70100)
  7. Replace SCDB. (Part# AA2JH01A00)
  8. Replace CPUB. (Part# AA2JH02N06)
  9. Replace BASEB. (Part# AA2JH02005)

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

L.3.15.1 (Link to the Field Service Manual)