{"id":13109,"date":"2019-07-24T16:09:24","date_gmt":"2019-07-24T16:09:24","guid":{"rendered":"http:\/\/localhost\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=13109"},"modified":"2023-12-21T13:54:14","modified_gmt":"2023-12-21T13:54:14","slug":"c6755-bizhub-c754e-c654e","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c6755-bizhub-c754e-c654e","title":{"rendered":"C6755 (bizhub C754e\/C654e)"},"content":{"rendered":"\n

Contents<\/p>\n\n\n\n
Trouble type<\/td>CIS gain adjustment failure<\/td><\/tr>
Trouble code<\/td>C6755<\/td><\/tr>
Rank<\/td>B<\/td><\/tr>
Detection timing<\/td>After the gain adjustment is performed at the start-up, the peak value of the output data is lower than a given value.<\/td><\/tr>
Trouble isolation<\/td>Scanner<\/td><\/tr>
Relevant electrical parts<\/td>\u2022 CIS module (CIS)
\u2022 Dual scan image processing board (DSIPB)
\u2022 DF power supply (DFPU)
\u2022 MFP board (MFPB)<\/td><\/tr><\/tbody><\/table>\n\n\n\n

 (2)Procedure<\/p>\n\n\n\n
Step<\/td>Action<\/td>Control signal<\/td>Location of electrical components<\/td><\/tr><\/thead>
1<\/td>Correct the harness connection between CIS and DSIPB if faulty.<\/td>\u2013<\/td>\u2013<\/td><\/tr>
2<\/td>Correct the harness connection between CIS and DFPU if faulty.<\/td>\u2013<\/td>\u2013<\/td><\/tr>
3<\/td>Check for possible extraneous light and correct as necessary.<\/td>\u2013<\/td>\u2013<\/td><\/tr>
4<\/td>Clean the back side reading glass and the shading sheet if dirty.<\/td>\u2013<\/td>\u2013<\/td><\/tr>
5<\/td>Replace CIS<\/a> (Part# A2X0R70M00)<\/td>\u2013<\/td>\u2013<\/td><\/tr>
6<\/td>Replace DSIPB<\/a> (Part# A5C1H02A01)<\/td>\u2013<\/td>\u2013<\/td><\/tr>
7<\/td>Replace DFPU<\/a> (Part# A3CKH00200)<\/td>\u2013<\/td>\u2013<\/td><\/tr>
8<\/td>Replace MFPB<\/a> (Part# A2X0H02015)<\/td>\u2013<\/td>\u2013<\/td><\/tr><\/tbody><\/table>\n\n\n\n