FS-9120DN/9520DN
1-5-11
Problem Causes/check procedures Corrective measures
(14)
A paper jam in the
paper feed section
is indicated during
printing (multiple
sheets in printer pa-
per feed section).
Jam code 21
(15)
A paper jam in the
paper feed section
is indicated during
printing (multiple
sheets in printer ver-
tical conveying sec-
tion).
Jam code 22
(16)
A paper jam in the
paper feed section
is indicated during
printing (multiple
sheets in MP tray
conveying section).
Jam code 23
(17)
A paper jam in the
paper conveying
section is indicated
during printing (sec-
ondary paper feed
does not start).
Jam code 05
Check if the upper paper
feed clutch malfunctions.
Electrical problem with the
upper paper feed clutch.
Check if the lower paper
feed clutch malfunctions.
Electrical problem with the
lower paper feed clutch.
Check if the MP paper
feed clutch malfunctions.
Electrical problem with the
MP paper feed clutch.
Check if the feed pulleys
and feed roller are de-
formed.
Broken feed switch 1 ac-
tuator, feed switch 2 ac-
tuator or feed switch 3 ac-
tuator.
Defective feed switch 1,
feed switch 2 or feed
switch 3.
Defective engine controller
PWB.
Check if the feed pulleys
and feed roller are de-
formed.
Broken MP feed switch
actuator.
Defective MP feed switch
or registration switch.
Defective engine controller
PWB.
Defective registration
switch.
Defective engine controller
PWB.
Check if the registration
clutch malfunctions.
Run maintenance item U032 and select the upper paper feed
clutch on the operation panel to be turned on and off. Check the
status and remedy if necessary.
Check (see page 1-5-37).
Run maintenance item U032 and select the lower paper feed
clutch on the operation panel to be turned on and off. Check the
status and remedy if necessary.
Check (see page 1-5-37).
Run maintenance item U032 and select the MP feed clutch on
the operation panel to be turned on and off. Check the status
and remedy if necessary.
Check (see page 1-5-38).
Check and repair if necessary.
Check visually and replace switch if its actuator is broken.
Run maintenance item U031 and turn switch on and off manu-
ally. If "1" is not displayed when the switch is on or "0" is not dis-
played when the switch is off, replace switch.
When if all switches (above) are normal, replace engine control-
ler PWB (see page 1-6-24).
Check and repair if necessary.
Check visually and replace the MP feed switch if its actuator is
broken.
Run maintenance item U031 and turn switch on and off manu-
ally. If "1" is not displayed when the switch is on or "0" is not dis-
played when the switch is off, replace switch.
When if MP feed switch and registration switch (above) are nor-
mal, replace engine controller PWB (see page 1-6-24).
Run maintenance item U031 and turn the registration switch on
and off manually. If "1" is not displayed when the switch is on or
"0" is not displayed when the switch is off, replace registration
switch.
When if registration switch (above) is normal, replace engine
controller PWB (see page 1-6-24).
Run maintenance item U032 and select the registration clutch
on the operation panel to be turned on and off. Check the status
and remedy if necessary.
*Optional.
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