{"id":10792,"date":"2019-07-09T19:17:20","date_gmt":"2019-07-09T19:17:20","guid":{"rendered":"http:\/\/localhost\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=10792"},"modified":"2023-12-21T14:26:43","modified_gmt":"2023-12-21T14:26:43","slug":"c8401-bizhub-754e-654e","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c8401-bizhub-754e-654e","title":{"rendered":"C8401 (bizhub 754e\/654e)"},"content":{"rendered":"\n

Contents <\/p>\n\n\n\n
\nTrouble type<\/td>\nData flash failure<\/td><\/tr>
\nTrouble code<\/td>\nC8401<\/td><\/tr>
\nRank<\/td>\nC<\/td><\/tr>
\nDetection timing<\/td>\nData flash does not access normally<\/td><\/tr>
\nTrouble isolation<\/td>\n–<\/td><\/tr>
\nRelevant electrical parts<\/td>\nDF control board \n(DFCB)<\/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>\nTurn OFF the main power switch, disconnect and then \nconnect the power cord. Wait for 10 sec. or more after connect the power cord, \nand turn ON the main power switch.<\/td>\n–<\/td>\n–<\/td><\/tr>
\n2<\/td>\nCheck the DFCB connector for proper connection and \ncorrect as necessary.<\/td>\n–<\/td>\n–<\/td><\/tr>
\n3<\/td> Rewrite the firmware.<\/a><\/td>\n–<\/td>\n–<\/td><\/tr>
\n4<\/td> Replace DFCB<\/a>DFCB (Part# A3CKH00102)<\/td>\n–<\/td>\n–<\/td><\/tr><\/tbody><\/table>\n\n\n\n