{"id":25886,"date":"2023-10-10T12:00:24","date_gmt":"2023-10-10T12:00:24","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=25886"},"modified":"2023-12-13T14:09:10","modified_gmt":"2023-12-13T14:09:10","slug":"c7621-bizhub-950i-850i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c7621-bizhub-950i-850i","title":{"rendered":"C7621 (bizhub 950i\/850i)"},"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><\/strong><\/p>\n\n\n\n

Contents<\/strong><\/h2>\n\n\n\n
Trouble type<\/td>C7621: Power line B1 error<\/td><\/tr>
Rank<\/td>C<\/td><\/tr>
Trouble detection condition<\/td>The fuse detection unit detected an error for a predetermined time.<\/td><\/tr>
Trouble isolation<\/td>–<\/td><\/tr>
Relevant electrical parts<\/td>– ADU transport motor\/1 (M31)
– ADU transport motor\/2 (M32)
– Paper feed\/transport drive board (PFTDB)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Procedure<\/strong><\/h2>\n\n\n\n
    \n
  1. PFTDB F25 conduction check.<\/li>\n\n\n\n
  2. Check the connector between M31-relay CN199-relay CN166A-PFTDB CN28 for proper connection and correct as necessary.<\/li>\n\n\n\n
  3. Check the connector between M32-relay CN199-relay CN166A-PFTDB CN28 for proper connection and correct as necessary.<\/li>\n\n\n\n
  4. M31 load check\n