72-16 (bizhub C750i)

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When FS-539 or FS-539SD is installed

Contents

JAM type	Misfeed at FS transport section (When FS-539 or FS-539SD is installed)
JAM code	72-16
JAM detection timing	72-16: The FNS entrance sensor (PS4) is not turned ON even after the lapse of a given period of time after the leading edge of the paper has turned ON (blocked) the RU entrance sensor (PS2).
Misfeed processing location	Horizontal transport unit cover
Relevant parts	-RU transport motor (M1) -RU entrance sensor (PS2) -FNS entrance sensor (PS4) -FS control board (FSCB)

Procedure

Step	Action	Control signal	Location of electrical component
1	Initial check items	–	–
2	PS2 I/O check, sensor check	FSCB J6-7 (ON)	FS-539/FS-539SD 12-K
3	PS4 I/O check, sensor check	FSCB J4<B>-9 (ON)	FS-539/FS-539SD 15-C
4	M1 operation check	FSCB J6-1 to 4	FS-539/FS-539SD 11-K
5	Replace FSCB. (Part# AAR4PP8201)	–	–

 When FS-540 or FS-540SD is installed

Contents

JAM type	Misfeed at FS transport section (When FS-540 or FS-540SD is installed)
JAM code	72-16
JAM detection timing	72-16: The FNS entrance sensor (PS34) is not turned ON even after the lapse of a given period of time after the leading edge of the paper has turned ON (blocked) the RU entrance sensor (PS2).
Misfeed processing location	Horizontal transport unit cover
Relevant parts	-RU transport motor (M1) -RU entrance sensor (PS2) -FNS entrance sensor (PS34) -FS control board (FSCB)

Procedure

Step	Action	Control signal	Location of electrical component
1	Initial check items	–	–
2	PS2 I/O check, sensor check	FSCB J8<B>-12 (ON)	FS-540/FS-540SD 8-D
3	PS34 I/O check, sensor check	FSCB J8<A>-5 (ON)	FS-540/FS-540SD 7-D
4	M1 operation check	FSCB J8<A>-6 to 9	FS-540/FS-540SD 8-D
5	Replace FSCB. (Part# AAR5PPD401)	–	–

(Link to the Field Service Manual)