C8302 (bizhub 754e/654e)

Contents

Trouble type	Take-up cooling fan failure
Trouble code	C8302
Rank	B
Detection timing	While the motor is running, the fan lock signal remains HIGH for a predetermined number of times in a row.
Trouble isolation	–
Relevant electrical parts	• Take-up cooling fan (FM1) • DF control board (DFCB)

  (2)Procedure

Step	Action	Control signal	Location of electrical components
1	Check the connector of FM1-DFCB CN9 for proper connection and correct as necessary.	–	–
2	Check the fan for possible overload and correct as necessary.	–	–
3	FM1 operation check	DFCB CN9-9 (LOCK)	DF-702 4-C
4	Replace FM1	–	–
5	DFCB ICP5 conduction check	–	–
6	Replace DFCBDFCB (Part# A3CKH00102)	–	–

• Link to the wiring diagram (N.2.1 Reverse automatic document feeder DF-702)
• Link to the layout drawings for related parts by each trouble code (S.106. C8302)

Document Information ID D0001104819 Revise ID R000003

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

K.3.12.5 (Link to the Field Service Manual)