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Code
7800
MB eject sensor non arrival
jam
7810
MB eject sensor stay jam
7950
Paper interval error jam
7951
9000
No original feed
9001
DP original conveying jam
9002
DP sensor stay jam
9004
DP switchback jam 2
9005
No original feed 2
9008
No original feed 3
DP original conveying jam 2
9009
9010
Document processor open
9011
DP top cover open
9020
Original skew feed jam
9110
DP feed sensor stay jam
9200
DP registration sensor non
arrival jam
9210
DP registration sensor stay
jam
*: Refer to figure 1-4-1 for paper misfeed indication (see page 1-4-1).
Service Manual
Contents
MB eject sensor (MBES) is not turned on even if
a specified time has elapsed after the machine
eject signal was received.
MB eject sensor (MBES) is not turned off within
specified time of its turning on.
An illegal inter-page or inter-copy interval has
occurred (4000-sheet finisher).
An illegal inter-page or inter-copy interval has
occurred (1000-sheet finisher).
DP feed sensor (DPFS) does not turn on within
specified time during the first sheet feeding (Retry
5 times).
DP timing sensor (DPTS) turns off within the
specified time since the sensor turns on.
Sensor in the conveying system is on since origi-
nal feeding starts.
DP registration sensor (DPRS) is not turned on
within specified time since original switchback
operation starts.
DP lift sensor 1 (DPLS1) does not turn on within
specified time of the lift plate rising.
DP CIS sensor (DPCS) does not turn on within
specified time of the paper feed starting
Next feed original became the stand-by states of
paper feed while reading the image.
Document processor is opened during original
feeding.
The DP top cover is opened during original feed-
ing.
DP skew sensor (DPSS) does not turn on within
specified time of DP registration sensor (DPRS)
turning on.
DP feed sensor (DPFS) does not turn off within
specified time of DP timing sensor (DPTS) turning
on.
DP registration sensor (DPRS) does not turn on
within specified time of DP feed sensor (DPFS)
turning on.
DP registration sensor (DPRS) does not turn off
within specified time of DP timing sensor (DPTS)
turning on.
Conditions
1-4-18
2LL/2LJ/2LH
Jam
location*
K
K
K
K
H
H
H
H
H
H
H
H
H
H
H
H
H
Y113350-5
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