{"id":10238,"date":"2019-07-08T19:42:25","date_gmt":"2019-07-08T19:42:25","guid":{"rendered":"http:\/\/localhost\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=10238"},"modified":"2023-12-21T15:18:56","modified_gmt":"2023-12-21T15:18:56","slug":"c9403-bizhub-554e-454e","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c9403-bizhub-554e-454e","title":{"rendered":"C9403 (bizhub 554e\/454e)"},"content":{"rendered":"\n

\n\n(1)Contents<\/p>\n\n\n\n
Trouble type<\/td>CIS LED lighting failure<\/td><\/tr>
Trouble code<\/td>C9403<\/td><\/tr>
Rank<\/td>A<\/td><\/tr>
Detection timing<\/td>At the CIS gain adjustment, the machine detected that the output of the CIS LED is lower than the specified value.<\/td><\/tr>
Trouble isolation<\/td>Scanner<\/td><\/tr>
Relevant electrical parts<\/td>\u2022 CIS module (CIS)
\u2022 CIS power supply (CISPU)
\u2022 Dual scan image processing board (DSIPB)
\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>–<\/td>–<\/td><\/tr>
2<\/td>Correct the harness connection between CIS and CISPU if faulty.<\/td>–<\/td>–<\/td><\/tr>
3<\/td>Replace CIS<\/a> (Part# A3CEM70000)<\/td>–<\/td>–<\/td><\/tr>
4<\/td>CISPU F1, F2 conduction check<\/td>–<\/td>–<\/td><\/tr>
5<\/td>Replace CISPU<\/a> (Part# A3CEPP4Y00)<\/td>–<\/td>–<\/td><\/tr>
6<\/td>Replace DSIPB<\/a> (Part# A5C1H02A01)<\/td>–<\/td>–<\/td><\/tr>
7<\/td>Replace MFPB<\/a> (Part# A61FH02005)<\/td>–<\/td>–<\/td><\/tr><\/tbody><\/table>\n\n\n\n