20-20 (bizhub 754e/654e)

Contents

JAM type	Vertical transport section
JAM code	20-20
Detection timing	The tray 1 vertical transport sensor (PS4) is not turned ON even after the lapse of a given period of time after the paper has turned ON the tray2 vertical transport sensor (PS12).
Misfeed processing location	• Manual bypass tray door  • Lower right door
Relevant parts	• Tray 1 vertical transport motor (M5)  • Tray 2 vertical transport motor (M7)  • LCC vertical transport motor (M26)  • Tray 1 vertical transport sensor (PS4)  • Tray 2 vertical transport sensor (PS12)  • Registration sensor (PS38)  • OHP sensor (PS40)  • Paper feed/transport drive board (PFTDB)  • Printer control board (PRCB)

 (2)Procedure

Step	Action	Control signal	Location of electrical component
1	Initial check items	–	–
2	PS4 I/O check, sensor check	PFTDB CN15-8 (ON)	1-P
3	PS12 I/O check, sensor check	PFTDB CN14-2 (ON)	3-P
4	PS38 I/O check, sensor check	PFTDB CN3-6 (ON)	4-P
5	PS40 I/O check, sensor check	PFTDB CN3-3 (REM)	4-P
6	M5 operation check	PFTDB CN7-1 to 4	11-X
7	M7 operation check	PFTDB CN7-9 to 12	12-X
8	M26 operation check	PFTDB CN16-1 to 4	11-X
9	PFTDB ICP3, ICP12 or ICP14 conduction check	–	–
10	Replace PFTDB (Part# A2X0H00202)	–	–
11	PRCB ICP13 conduction check	–	–
12	Replace PRCB (Part# A55VH00105)	–	–

• Link to the wiring diagram (N.1. bizhub 754e/654e)

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

K.1.7 (Link to the Field Service Manual)