C8107 (bizhub 754e/654e)

Contents

Trouble type	Glass cleaning mechanism trouble
Trouble code	C8107
Rank	B
Detection timing	The front side cleaning home sensor (PS18) is not unblocked after the set period of time has elapsed after the front side cleaning motor (M8) is turned ON.
Trouble isolation	–
Relevant electrical parts	• Front side cleaning motor (M8) • Front side cleaning home sensor (PS18) • DF control board (DFCB)

  (2)Procedure

Step	Action	Control signal	Location of electrical components
1	Check the connector between M8-DFCB CN6 for proper connection and correct as necessary.	–	–
2	Check the connector between PS18-DFCB CN3 for proper connection and correct as necessary.	–	–
3	Check the connector of M8 for proper drive coupling, and correct as necessary.	–	–
4	PS18 I/O check, sensor check	DFCB CN3-6 (ON)	DF-702 6-C
5	M8 operation check	DFCB CN6-1 to 4	DF-702 7-C
6	Replace M8M8 (Part# A3CKM10400)	–	–
7	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.105. C8107)

Document Information ID D0001104818 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.3.12.4 (Link to the Field Service Manual)