Kyocera TASKalfa 4500i Service Manual page 358

Code Contents
8240 DF staple motor error 2
Staple JAM (DF) has been
detected twice in a row.
(The second JAM detection
condition fullfilled with a lock
detection signal maintained 1
V for 500 ms continuously,
while the stapler motor was
driven.)
8250 DF tray motor error 4
The lock signal of the motor is
detected continuously for
10 s.
8300 Center-folding unit commu-
nication error
(4000-sheet finisher)
Communication with the cen-
ter-folding unit is not possible.
Causes
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (4000-sheet Staple unit and DF main PWB (YC17)
finisher).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (1000-sheet Staple unit and DF main PWB (YC11)
finisher).
Defective DF sta- Replace the staple unit.
ple motor.
Defective DF main Replace the DF main PWB and check for
PWB. correct operation.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (4000-sheet DF tray motor and DF main PWB (YC16)
finisher). DF tray sensor 3 and DF main PWB (YC23)
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (1000-sheet DF tray motor and DF main PWB (YC14)
finisher). DF tray sensor 3 and DF main PWB (YC20)
Defective DF tray Replace the DF tray motor.
motor.
Defective DF main Replace the DF main PWB and check for
PWB. correct operation.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. CF main PWB (YC7) and DF main PWB
(YC9)
Defective CF set Replace the CF set sensor.
sensor.
Defective PWB. Replace the CF main PWB or the DF main
PWB and check for correct operation.
1-4-54
2LL/2LJ/2LH-1
Check procedures/
corrective measures