{"id":21044,"date":"2020-06-29T20:09:34","date_gmt":"2020-06-29T20:09:34","guid":{"rendered":"http:\/\/localhost\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=21044"},"modified":"2023-12-13T18:32:20","modified_gmt":"2023-12-13T18:32:20","slug":"c5355-bizhub-750i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c5355-bizhub-750i","title":{"rendered":"C5355 (bizhub 750i)"},"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><\/p>\n\n\n\n

Contents<\/h2>\n\n\n\n
Trouble type<\/td>C5355: Toner cartridge cooling fan failure to turn<\/td><\/tr>
Rank<\/td>B<\/td><\/tr>
Trouble detection condition<\/td>The fan lock signal remains Low for a predetermined continuous period of time while the fan is turning.<\/td><\/tr>
Trouble isolation<\/td>–<\/td><\/tr>
Relevant electrical parts<\/td>-Toner cartridge cooling fan (FM4)
-Expansion control board (EXCB)
-CPU board (CPUB)
-Base board (BASEB)<\/td><\/tr><\/tbody><\/table>\n\n\n\n

Procedure<\/h2>\n\n\n\n
  1. Check the connector between FM4-relay CN78-EXCB CN14EX for proper connection and correct as necessary.<\/li>
  2. Check the fan for possible overload and correct as necessary.<\/li>
  3. Check the connector between EXCB CN2EX-BASEB CN12E for proper connection and correct as necessary.<\/li>
  4. Check CPUB for proper installation and correct as necessary.<\/li>
  5. FM4 load check