Kyocera FS-C8500DN Service Manual page 165

Problem
(4) Paper feeder
A paper jam in the
Paper is extremely curled.
paper feed section is
indicated during
Check if the paper feed pul-
copying (no paper
ley, forwarding pulley and
feed from cassette
separation pulley of cas-
3).
sette 3 are deformed.
Jam code 12
Broken feed switch 3 actua-
tor.
Defective feed switch 3.
Check if PF paper feed
clutch 1 malfunctions.
Electrical problem with PF
paper feed clutch 1.
3000-sheet paper feeder
Paper is extremely curled.
Broken feed switch 3 actua-
tor.
Defective feed switch 3.
Check if the clutch malfunc-
tions.
Electrical problem with
clutch.
(5) Paper is extremely curled.
A paper jam in the
Check if the paper feed pul-
paper feed section is
ley, forwarding pulley and
indicated during
separation pulley of cas-
copying (no paper
sette 4 are deformed.
feed from cassette
4).
Broken PF feed switch
Jam code 13
actuator.
Defective PF feed switch.
Check if PF paper feed
clutch 2 malfunctions.
Electrical problem with PF
paper feed clutch 2.
Causes/check procedures Corrective measures
Change the paper.
Check visually and replace any deformed pulleys.
Check visually and replace switch.
Run maintenance item U031 and turn feed switch 3 on and off
manually. Replace the switch if indication of the corresponding
switch is not displayed in reverse.
Run maintenance item U247 and select PF paper feed clutch 1 to
be turned on and off. Check the status and remedy if necessary.
Check (see service manual of paper feeder).
Change the paper.
Check visually and replace switch.
Run maintenance item U031 and turn feed switch 3 on and off
manually. Replace the switch if indication of the corresponding
switch is not displayed in reverse.
Run maintenance item U247 and select following clutch to be
turned on and off. Check the status and remedy if necessary.
PF paper feed clutch 1/2, PF paper conveying clutch
Check (see service manual of 3000-sheet paper feeder).
Change the paper.
Check visually and replace any deformed pulleys.
Check visually and replace switch.
With 5 V DC present at YC3-7 on the PF main PWB, check if YC3-
5 on the PF main PWB remains low or high when the PF feed
switch is turned on and off. If it does, replace the PF feed switch.
Run maintenance item U247 and select PF paper feed clutch 2 to
be turned on and off. Check the status and remedy if necessary.
Check (see service manual of paper feeder).
2KA
1-4-11