Service Manual

JAM CODE LIST
4-32
IV DIAGRAMS
3
Others J20-4
During operation
When an emergency stop instruction is
received from the system while in the system
emergency stop jam print job.
Printer section
stops immedi-
ately.
Remove jammed
paper according to
message.
Others
RU-101
J20-5 RU-101 front door open jam
PS1 (Front door sensor) went OFF during
copying/printing.
Others
FS-112
J20-6 FNS shutter switch operation jam
MS702 (Shutter) went ON during copying/
printing.
Others
FS-114
J20-6 Intermediate transport guide open jam
The S4-FN (Intermediate jam guide detec-
tion SW) turned OFF while in copying/print-
ing.
Shutter open jam
The S2-FN (Shutter detection SW) turned
OFF while in copying/printing.
Others
FS-113
J20-7 Top cover open jam
PC18 (Top cover detection sensor) went
OFF during copying/printing.
Others
SK-114
J20-7 SK-114 open jam
The S4-SK (Saddle safety switch) turned
OFF while in copying/printing.
Others
FS-113
J20-8 Connecting connector coming off jam
The FS-113 connecting connector comes off
from the main body during copying/printing.
Conveyance
J30 PS1 (Registration sensor) failed to turn ON
within a predetermined time after MC1 (Reg-
istration clutch) ON.
Open the ADU door,
remove any jammed
paper.
J31 PS2 (Fixing exit sensor) failed to turn ON
within a predetermined time after MC1 (Reg-
istration clutch) ON.
Fixing/
Exit
J32 The PS2 (Fixing exit sensor) is not turned
OFF in the specified period of time (by paper
sizes) after it is turned ON.
Others J50-1 Failed to receive print request from system
within a predetermined time after PS1 (Reg-
istration sensor) ON.
The main body
stop immedi-
ately.
J50-2 “Valid” signal failed to turn ON within a pre-
determined time after start of printing.
J50-3 MC1 (Registration clutch) failed to turn ON
within a predetermined time after start of
printing.
Classification
Jam
Code
Causes Resulting
operation
Correction