Kyocera KM-3050

2GN/2GP/2GR-5
1-4-19
(32)
A paper jam in
optional document
finisher is indicated
during copying (fin-
isher stapler jam).
Jam code 82
3000-sheet document finisher/document finisher
Defective staple home posi-
tion sensor.
Run maintenance item U241 and turn the staple home position
sensor on and off manually. Replace the sensor if indication of the
corresponding sensor on the touch panel is not displayed in
reverse.
Built-in finisher
The stapler is blocked with
a staple.
Remove the stapler cartridge, and check the cartridge and the sta-
pling section of the stapler. Remove the staple if any.
Defective stapler section. With 5 V DC present at YC2-24 on the finisher control PWB,
check if YC2-19 on the finisher control PWB remains low or high.
If it does, replace the stapler section.
(33)
A paper jam in
optional document
finisher is indicated
during copying (eject
sensor stay jam).
Jam code 83
3000-sheet document finisher
Defective eject switch 1. Run maintenance item U241 and turn eject switch 1 on and off
manually. Replace the original switchback switch if indication of
the corresponding switch on the touch panel is not displayed in
reverse.
Document finisher
Defective eject sensor. With 5 V DC present at CN5-4 on the finisher main PWB, check if
CN5-6 on the finisher main PWB remains low or high when the
eject sensor is turned on and off. If it does, replace the eject sen-
sor.
Check if the paper convey-
ing motor malfunctions.
Check and remedy.
Check if the eject roller and
eject pulley contact each
other.
Check and remedy.
Check if the eject guide is
deformed.
Check and remedy.
Defective finisher main
PWB.
Replace the finisher main PWB and check for correct operation.
Built-in finisher
Defective paper conveying
switch.
With 5 V DC present at YC2-23 on the finisher control PWB,
check if YC2-21 on the finisher control PWB remains low when
the paper conveying switch is turned on and off. If it does, replace
the paper conveying switch.
Check if the feedshift roller
or feedshift pulley is
deformed.
Check and remedy.
(34)
A paper jam in
optional document
finisher is indicated
during copying (sub
tray eject jam).
Jam code 84
Defective eject switch 2. Run maintenance item U241 and turn eject switch 2 on and off
manually. Replace the original switchback switch if indication of
the corresponding switch on the touch panel is not displayed in
reverse.
(35)
A paper jam in
optional document
finisher is indicated
during copying (sub
tray eject jam).
Jam code 85
Defective eject switch 3. Run maintenance item U241 and turn eject switch 3 on and off
manually. Replace the original switchback switch if indication of
the corresponding switch on the touch panel is not displayed in
reverse.
Problem
Causes/check procedures Corrective measures