72-25, 72-26 (bizhub 950i/850i)

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When FS-539SD is installed

Contents

JAM type	Misfeed at SD paper exit section (When FS-539SD is installed)
JAM code	72-25, 72-26
JAM detection timing	72-25	The fold exit sensor (PS112) is not turned ON by the paper even after the lapse of a given period of time after the half-fold exit operation started.
	72-26	The fold exit sensor (PS112) is not turned OFF even after the lapse of a given period of time after the leading edge of the paper has turned ON PS112.
Misfeed processing location	-Front door -Stacker unit
Relevant parts	-Center fold roller motor (M105) -Fold exit sensor (PS112) -SD control board (SDCB) -FS control board (FSCB)

Procedure

Step	Action	Control signal	Location of electrical component
1	Initial check items	–	–
2	PS112 I/O check, sensor check	SDCB J9-2 (ON)	FS-539/FS-539SD 5-P
3	M105 operation check	SDCB J11-1 to 10	FS-539/FS-539SD 3-L
4	Replace SDCB.	–	–
5	Replace FSCB.	–	–

 When FS-540SD is installed

Contents

JAM type	Misfeed at SD paper exit section (When FS-540SD is installed)
JAM code	72-25, 72-26
JAM detection timing	72-25	The fold exit sensor (PS112) is not turned ON by the paper even after the lapse of a given period of time after the half-fold exit operation started.
	72-26	The fold exit sensor (PS112) is not turned OFF even after the lapse of a given period of time after the leading edge of the paper has turned ON PS112.
Misfeed processing location	-Front door -Stacker unit
Relevant parts	-Center fold roller motor (M105) -Fold exit sensor (PS112) -SD control board (SDCB) -FS control board (FSCB)

Procedure

Step	Action	Control signal	Location of electrical component
1	Initial check items	–	–
2	PS112 I/O check, sensor check	SDCB J9-2 (ON)	FS-540/FS-540SD 5-P
3	M105 operation check	SDCB J11-1 to 10	FS-540/FS-540SD 2-K
4	Replace SDCB.	–	–
5	Replace FSCB.	–	–

(Link to the Field Service Manual)