2KA
1-4-10
(3) Paper misfeeds
Problem
Causes/check procedures
Corrective measures
(1)
A paper jam in the
paper feed, convey-
ing, duplex or eject
section is indicated
as soon as the main
power switch is
turned on.
A piece of paper torn from
copy paper is caught
around feed switche1/2/3,
MP paper feed switch, MP
paper conveying switch,
registration switch, duplex
switch, eject switch 1, feed-
shift switch or loop sensor.
Check visually and remove it, if any.
Defective switch. Run maintenance item U031 and turn switch on and off manually.
Replace the switch if indication of the corresponding switch is not
displayed in reverse.
Feed switch 1/2/3, MP paper feed switch, MP paper conveying
switch, registration switch, duplex switch, eject switch 1, feedshift
switch, loop sensor
(2)
A paper jam in the
paper feed section is
indicated during
copying (no paper
feed from cassette
1).
Jam code 10
Paper is extremely curled. Change the paper.
Check if the paper feed pul-
ley, forwarding pulley and
separation pulley of cas-
sette 1 are deformed.
Check visually and replace any deformed pulleys (see page 1-5-
3).
Broken feed switch 1 actua-
tor.
Check visually and replace switch.
Defective feed switch 1. Run maintenance item U031 and turn feed switch 1 on and off
manually. Replace the switch if indication of the corresponding
switch is not displayed in reverse.
Check if paper feed clutch 1
malfunctions.
Run maintenance item U032 and select paper feed clutch 1 to be
turned on and off. Check the status and remedy if necessary.
Electrical problem with
paper feed clutch 1.
Check (see page 1-4-63).
(3)
A paper jam in the
paper feed section is
indicated during
copying (no paper
feed from cassette
2).
Jam code 11
Paper is extremely curled. Change the paper.
Check if the paper feed pul-
ley, forwarding pulley and
separation pulley of cas-
sette 2 are deformed.
Check visually and replace any deformed pulleys (see page 1-5-
3).
Broken feed switch 2 actua-
tor.
Check visually and replace switch.
Defective feed switch 2. Run maintenance item U031 and turn feed switch 2 on and off
manually. Replace the switch if indication of the corresponding
switch is not displayed in reverse.
Check if paper feed clutch 2
malfunctions.
Run maintenance item U032 and select paper feed clutch 2 to be
turned on and off. Check the status and remedy if necessary.
Electrical problem with
paper feed clutch 2.
Check (see page 1-4-63).