{"id":17469,"date":"2019-10-23T16:29:19","date_gmt":"2019-10-23T16:29:19","guid":{"rendered":"http:\/\/localhost\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=17469"},"modified":"2023-12-18T14:51:29","modified_gmt":"2023-12-18T14:51:29","slug":"c6751-bizhub-c759-c659","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c6751-bizhub-c759-c659","title":{"rendered":"C6751 (bizhub C759\/C659)"},"content":{"rendered":"\n

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.<\/strong><\/p>\n\n\n\n

Contents<\/h2>\n\n\n\n
Trouble type<\/td>C6751: CCD gain adjustment failure<\/td><\/tr>
Rank<\/td>B<\/td><\/tr>
Trouble detection condition<\/td>The adjustment value is 0 or 255 during a CCD clamp adjustment.The peak value of the output data is 64 or less during a CCD gain adjustment.<\/td><\/tr>
Trouble isolation<\/td>Scanner<\/td><\/tr>
Relevant electrical parts<\/td>-LED exposure unit
-Scanner drive board (SCDB)
-CCD board (CCDB)
-MFP board (MFPB)<\/td><\/tr><\/tbody><\/table>\n\n\n\n

 Procedure<\/h2>\n\n\n\n
  1. Correct the harness connection between CCDB PJ3-MFPB CN9 if faulty.<\/li>
  2. Correct the harness connection between CCDB PJ5-SCDB CN5 if faulty.<\/li>
  3. Correct the harness connection between SCDB CN1-DCPU CN005 if faulty.<\/li>
  4. Check for possible extraneous light and correct as necessary.<\/li>
  5. Clean the lens, mirrors, CCD surface, and shading sheet if dirty.<\/li>
  6. Correct reflective mirror of the scanner if faulty, or change scanner mirror.<\/li>
  7. Replace SCDB.<\/a> (Part# A796H01A00)<\/li>
  8. Replace the CCD unit.<\/a> (Part# A795R71000)<\/li>
  9. MFPB F3E conduction check<\/li>
  10. Replace MFPB.<\/a> (Part# A8JEH02002)<\/li><\/ol>\n\n\n\n

    L.3.13.6<\/a> (Link to the Field Service Manual) <\/p>\n","protected":false},"excerpt":{"rendered":"

    Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers. Contents Trouble type C6751: CCD gain adjustment failure Rank B Trouble detection condition The adjustment value is 0 or 255 during a CCD clamp adjustment.The peak value of the output data is 64 or … <\/p>\n

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