{"id":25449,"date":"2023-09-29T15:03:43","date_gmt":"2023-09-29T15:03:43","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=25449"},"modified":"2023-12-13T14:32:21","modified_gmt":"2023-12-13T14:32:21","slug":"c2257c2258-bizhub-950i-850i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c2257c2258-bizhub-950i-850i","title":{"rendered":"C2257,C2258 (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><\/p>\n\n\n\n

Contents<\/strong><\/h2>\n\n\n\n
Trouble type<\/td>– C2257: Cleaning brush motor failure to turn

– C2258: Cleaning brush motor turning at abnormal timing<\/td><\/tr>
Rank<\/td>B<\/td><\/tr>
Trouble detection condition<\/td>C2257: The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
C2258: The motor lock signal remains LOW for a predetermined continuous period of time while the motor is stopping.<\/td><\/tr>
Trouble isolation<\/td>–<\/td><\/tr>
Relevant electrical parts<\/td>– Transfer belt unit (cleaner unit)
– Cleaning brush motor (M38)
– CPU board (CPUB)
– Base board (BASEB)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Procedure<\/h2>\n\n\n\n
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  1. Check the connector between M38-BASEB CN21E for proper connection and correct as necessary.<\/li>\n\n\n\n
  2. Check the connector of M38 for proper drive coupling and correct as necessary.<\/li>\n\n\n\n
  3. Check the transfer belt unit cleaner unit gear for proper rotation. Correct as necessary.<\/li>\n\n\n\n
  4. Check CPUB for proper installation and correct as necessary.<\/li>\n\n\n\n
  5. M38 load check\n