Kyocera FS-9120DN Service Manual page 79

Problem
(8)
A paper jam in the
paper feed section
is indicated during
printing (jam in pa-
per feeder PF-75*
horizontal paper
conveying section).
Jam code 15
(9)
A paper jam in the
paper feed section
is indicated during
printing (jam in pa-
per feeder PF-75*
horizontal paper
conveying section).
Jam code 16
(10)
A paper jam in the
paper feed section
is indicated during
printing (jam in pa-
per feeder PF-75*
horizontal paper
conveying section).
Jam code 17
*Optional.
Causes/check procedures
Paper in the paper feeder
PF-75 is extremely curled.
Check if the paper side
guides are deformed.
Defective paper path sen-
sor 3.
Check if paper feed clutch
2 malfunctions.
Electrical problem with pa-
per feed clutch 2.
Paper in the paper feeder
PF-75 is extremely curled.
Check if the paper side
guides are deformed.
Defective paper path sen-
sor 2.
Check if paper feed clutch
1 malfunctions.
Electrical problem with pa-
per feed clutch 1.
Paper in the paper feeder
PF-75 is extremely curled.
Check if the paper side
guides are deformed.
Defective paper path sen-
sor 1.
Check if the deck feed
clutch malfunctions.
Electrical problem with the
deck feed clutch.
Corrective measures
Change the paper.
Check visually and replace.
With 5 V DC present at CN6-12 on the deck main board, check if
CN6-11 on the deck main board remains low when paper path
sensor 3 is turned on and off. If it does, replace paper path sen-
sor 3.
Check and remedy if necessary.
Check.
Change the paper.
Check visually and replace.
With 5 V DC present at CN6-9 on the deck main board, check if
CN6-8 on the deck main board remains low when paper path
sensor 2 is turned on and off. If it does, replace paper path sen-
sor 2.
Check and remedy if necessary.
Check.
Change the paper.
Check visually and replace.
With 5 V DC present at CN6-6 on the deck main board, check if
CN6-5 on the deck main board remains low when paper path
sensor 1 is turned on and off. If it does, replace paper path sen-
sor 1.
Check and remedy if necessary.
Check.
FS-9120DN/9520DN
1-5-9