{"id":10694,"date":"2019-07-09T17:42:40","date_gmt":"2019-07-09T17:42:40","guid":{"rendered":"http:\/\/localhost\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=10694"},"modified":"2023-12-21T14:38:09","modified_gmt":"2023-12-21T14:38:09","slug":"c6751-bizhub-754e-654e","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c6751-bizhub-754e-654e","title":{"rendered":"C6751 (bizhub 754e\/654e)"},"content":{"rendered":"\n

Contents <\/p>\n\n\n\n
\nTrouble type<\/td>\nCCD clamp\/gain adjustment failure<\/td><\/tr>
\nTrouble code<\/td>\nC6751<\/td><\/tr>
\nRank<\/td>\nB<\/td><\/tr>
\nDetection timing<\/td> \u2022 The adjustment value is 0 or 255 during a CCD clamp adjustment.
\u2022 The peak value of the output data is 64 or less during a CCD gain adjustment. <\/td><\/tr>
\nTrouble isolation<\/td>\nScanner<\/td><\/tr>
\nRelevant electrical parts<\/td> \u2022 LED exposure unit (LA201)
\u2022 CCD board (CCDB)
\u2022 MFP board (MFPB) <\/td><\/tr><\/tbody><\/table>\n\n\n\n

\n \n(2)Procedure\n\n\n\n\n<\/p>\n\n\n\n
\nStep<\/td>\nAction<\/td>\nControl signal<\/td>\nLocation of electrical \ncomponents<\/td><\/tr><\/thead>
\n1<\/td>\nCorrect the harness connection between CCDB and MFPB \nif faulty.<\/td>\n–<\/td>\n–<\/td><\/tr>
\n2<\/td>\nCheck for possible extraneous light and correct as \nnecessary.<\/td>\n–<\/td>\n–<\/td><\/tr>
\n3<\/td>\nClean the lens, mirrors, CCD surface, and shading \nsheet if dirty<\/td>\n–<\/td>\n–<\/td><\/tr>
\n4<\/td>\nCorrect reflective mirror of the scanner if faulty, \nor change scanner mirror.<\/td>\n–<\/td>\n–<\/td><\/tr>
\n5<\/td> Replace the CCD unit<\/a>CCDB (Part# A2X0R72111)<\/td>\n–<\/td>\n–<\/td><\/tr>
\n6<\/td> Replace MFPB<\/a>MFPB (Part# A55VH02304)<\/td>\n–<\/td>\n–<\/td><\/tr><\/tbody><\/table>\n\n\n\n