Kyocera TASKalfa 3050ci Service Manual page 271

Code Contents
1030 PF lift motor 1 error
(paper feeder)
After cassette 3 is inserted,
PF lift sensor 1 does not turn
on within 12 s. This error is
detected 2 times successively.
During driving the motor, the
lift overcurrent protective
monitor signal is detected for
500 ms or more 2 times suc-
cessively. However, the first 1
s after PF lift motor 1 is turned
on is excluded from detection.
1040 PF lift motor 2 error
(paper feeder)
After cassette 4 is inserted,
PF lift sensor 2 does not turn
on within 12 s. This error is
detected 2 times successively.
During driving the motor, the
lift overcurrent protective
monitor signal is detected for
500 ms or more 2 times suc-
cessively. However, the first 1
s after PF lift motor 2 is turned
on is excluded from detection.
1050 SMT lift motor error
(SMT paper feeder)
After cassette 5 is inserted,
SMT lift sensor does not turn
on within 10 s.
The lock signal of the motor is
detected continuously for 200
ms.
Causes
Defective bottom Check to see if the bottom plate can move
plate elevation smoothly and repair it if any problem is
mechanism in the found.
cassette.
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. PF lift motor 1 and PF main PWB (YC7)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of motor. broken gears and replace if any.
Defective PF lift Replace the PF lift motor 1.
motor 1.
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Defective bottom Check to see if the bottom plate can move
plate elevation smoothly and repair it if any problem is
mechanism in the found.
cassette.
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. PF lift motor 2 and PF main PWB (YC7)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of motor. broken gears and replace if any.
Defective PF lift Replace the PF lift motor 2.
motor 2.
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Defective bottom Check to see if the bottom plate can move
plate elevation smoothly and repair it if any problem is
mechanism in the found.
cassette.
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. SMT lift motor and SMT main PWB (YC5)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of motor. broken gears and replace if any.
Defective SMT lift Replace the SMT lift motor.
motor.
Defective SMT Replace the SMT main PWB (Refer to the
main PWB. service manual for the paper feeder).
1-4-31
2LK/2LN/2LM/2LC
Check procedures/
corrective measures