C5306 (bizhub C754e/C654e)

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Contents

Trouble typeIH coil cooling fan’s failure to turn
Trouble codeC5306
RankB
Detection timingThe fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning.
Trouble isolation
Relevant electrical parts• IH coil cooling fan (FM3)
• Printer control board (PRCB)

 (2)Procedure

StepActionControl signalLocation of electrical components
1Check the connector between FM3-relay CN324-PRCB CN2 for proper connection and correct as necessary.
2Check the fan for possible overload and correct as necessary.
3FM3 operation checkPRCB CN2-8 (DRIVE)PRCB CN2-9 (LOCK)3-K
4Replace FM3 (Part# 9313100072)
6Replace PRCB (Part# A2X0H00S06)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

K.3.10.3 (Link to the Field Service Manual)