Kyocera KM-C2525E Service Manual page 189

Problem
(39)
A paper jam in
optional document
finisher is indicated
during copying (inter-
nal tray paper entry
sensor 2 jam).
Jam code 87
(40)
A paper jam in
optional document
finisher is indicated
during copying (main
tray eject jam).
Jam code 88
(41)
A paper jam in
optional document
finisher is indicated
during copying (cen-
terfold unit jam).
Jam code 89
(42)
A paper jam in
optional document
finisher is indicated
during copying (mail-
box jam).
Jam code 90
(43)
A paper jam in
optional document
finisher is indicated
during copying (eject
sensor non-arrival
jam).
Jam code 92
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Causes/check procedures
Defective internal tray
paper entry sensor 2.
Defective eject switch 1.
Defective sensor/switch.
Defective sensor/switch.
Defective eject sensor.
Check if the paper convey-
ing motor malfunctions.
Check if the exit roller and
exit pulley contact each
other.
Check if the exit guide is
deformed.
Defective finisher main
PWB.
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Corrective measures
Run maintenance item U241 and turn internal tray paper entry
sensor 2 on and off manually. Replace the switch if indication of
the corresponding switch on the touch panel is not displayed in
reverse.
Run maintenance item U241 and turn eject switch 1 on and off
manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Run maintenance item U241 and turn the following switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Centerfold paper entry sensor, centerfold eject switch, centerfold
paper conveying sensor
Run maintenance item U241 and turn the following switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Mail paper entry switch, tray 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
exit sensor is turned on and off. If it does, replace the exit sensor.
Check.
Check and remedy.
Check and remedy.
Replace the finisher main PWB and check for correct operation.
2JL/2JJ/2JG/2JD
1-4-19