Kyocera KM-2530 Service Manual page 171

2DF
Problem
(5)
A paper jam in the
paper feed section
is indicated during
copying (no paper
feed from paper
feed desk* upper
drawer).
Jam code 12
(6)
A paper jam in the
paper feed section
is indicated during
copying (no paper
feed from paper
feed desk* lower
drawer).
Jam code 13
(7)
A paper jam in the
paper feed section
is indicated during
copying (no paper
feed from bypass).
Jam code 14
*Optional.
1-5-18
Causes/check procedures
Check if the desk upper
paper feed clutch malfunc-
tions.
Electrical problem with the
desk upper paper feed
clutch.
Paper in the paper feed
desk lower drawer is ex-
tremely curled.
Check if the paper feed
pulley, separation pulley or
forwarding pulley of the
paper feed desk lower
drawer are deformed.
Broken desk feed switch
actuator.
Defective desk feed
switch.
Check if the desk lower
paper feed clutch malfunc-
tions.
Electrical problem with the
desk lower paper feed
clutch.
Paper on the bypass table
is extremely curled.
Check if the bypass paper
feed pulley, separation
pulley or forwarding pulley
of the bypass are de-
formed.
Broken bypass feed switch
actuator.
Defective bypass feed
switch.
Check if the bypass paper
feed clutch malfunctions.
Electrical problem with the
bypass paper feed clutch.
Corrective measures
Run maintenance item U247 and select the desk upper paper
feed clutch on the operation panel to be turned on and off.
Check the status and remedy if necessary.
Check.
Change the paper.
Check visually and replace any deformed pulleys.
Check visually and replace desk feed switch if its actuator is bro-
ken.
With 5 V DC present at CN2-8 on the desk main PCB, check if
CN2-7 on the desk main PCB remains low when the desk feed
switch is turned on and off. If it does, replace the desk feed
switch.
Run maintenance item U247 and select the desk lower paper
feed clutch on the operation panel to be turned on and off.
Check the status and remedy if necessary.
Check.
Change the paper.
Check visually and replace any deformed pulleys.
Check visually and replace bypass feed switch if its actuator is
broken.
Run maintenance item U031 and turn the bypass feed switch on
and off manually. Replace the bypass feed switch if indication of
the corresponding switch on the operation panel is not displayed
in reverse.
Run maintenance item U032 and select the bypass paper feed
clutch on the operation panel to be turned on and off. Check the
status and remedy if necessary.
Check (see page 1-5-54).