Kyocera TASKalfa 4500i Service Manual page 360

Code Contents
8340 CF staple motor error 1
(4000-sheet finisher)
Staple JAM (Folding unit) has
been detected twice in a row.
(The home position could not
be detected in 600 ms since
the motor was driven after jam
was detected twice.)
8350 CF side registration motor 1
error
(4000-sheet finisher)
When initial operation, CF
side registration sensor 1
does not turn on within 1 s.
8360 CF main motor error
(4000-sheet finisher)
During driving the motor, lock
signal is detected for 1 s con-
tinuously.
8370 CF staple motor error 2
(4000-sheet finisher)
Staple JAM (DF) has been
detected twice in a row.
(The home position could not
be detected in 600 ms since
the motor was driven after jam
was detected twice.)
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. CF staple unit and CF main PWB (YC13)
Defective CF sta- Replace the CF staple unit.
ple sensor.
Defective CF sta-
ple motor.
Defective CF main Replace the CF 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,
replace the cable.
contact in the con-
nector. CF side registration motor 1 and CF main
PWB (YC10)
CF side registration sensor 1 and CF main
PWB (YC20)
Defective CF side Replace CF side registration sensor 1.
registration sensor
1.
Defective CF side Replace CF side registration motor 1.
registration motor
1.
Defective CF main Replace the CF 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 motor and CF main PWB (YC16)
Defective CF main Replace the CF main motor.
motor.
Defective CF main Replace the CF 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 staple unit and CF main PWB (YC13)
Defective CF sta- Replace the CF staple unit.
ple motor.
Defective CF main Replace the CF main PWB and check for
PWB. correct operation.
1-4-56
2LL/2LJ/2LH
Check procedures/
corrective measures