2KA
1-4-12
(6)
A paper jam in the
paper feed section is
indicated during
copying (no paper
feed from MP tray).
Jam code 14
Paper is extremely curled. Change the paper.
Check if the MP paper feed
pulley, MP forwarding pulley
and MP separation pulley
are deformed.
Check visually and replace any deformed pulleys (see page 1-5-
8).
Broken MP paper feed
switch actuator.
Check visually and replace switch.
Defective MP paper feed
switch.
Run maintenance item U031 and turn MP paper feed switch on
and off manually. Replace the switch if indication of the corre-
sponding switch is not displayed in reverse.
Check if clutch malfunc-
tions.
Run maintenance item U032 and select MP paper feed clutch or
MP paper conveying clutch to be turned on and off. Check the sta-
tus and remedy if necessary.
Electrical problem with MP
paper feed clutch or MP
paper conveying clutch.
Check (see page 1-4-63).
Defective MP solenoid. Run maintenance item U033 and select MP solenoid to be turned
on and off. Check the status and remedy if necessary.
Electrical problem with MP
solenoid.
Check (see page 1-4-64).
(7)
A paper jam in the
paper feed section is
indicated during
copying (misfeed in
3000-sheet paper
feeder horizontal
paper conveying sec-
tion).
Jam code 15
Paper is extremely curled. Change the paper.
Check if the paper side
guides are deformed.
Check visually and replace.
Defective paper path sen-
sor 3.
With 5 V DC present at CN6-12 on the PF main PWB, check if
CN6-11 on the PF main PWB remains low or high when paper
path sensor 3 is turned on and off. If it does, replace paper path
sensor 3.
Check if PF paper feed
clutch 2 malfunctions.
Run maintenance item U247 and select PF paper feed clutch 2 to
be turned on and off. Check the status and remedy if necessary.
Electrical problem with PF
paper feed clutch 2.
Check (see service manual of 3000-sheet paper feeder).
(8)
A paper jam in the
paper feed section is
indicated during
copying (misfeed in
3000-sheet paper
feeder horizontal
paper conveying sec-
tion).
Jam code 16
Paper is extremely curled. Change the paper.
Check if the paper side
guides are deformed.
Check visually and replace.
Defective paper path sen-
sor 2.
With 5 V DC present at CN6-9 on the PF main PWB, check if
CN6-8 on the PF main PWB remains low or high when paper path
sensor 2 is turned on and off. If it does, replace paper path sensor
2.
Check if PF paper feed
clutch 1 malfunctions.
Run maintenance item U247 and select PF paper feed clutch 1 to
be turned on and off. Check the status and remedy if necessary.
Electrical problem with PF
paper feed clutch 1.
Check (see service manual of 3000-sheet paper feeder).
Problem
Causes/check procedures
Corrective measures