Kyocera TASKalfa 3050ci Service Manual page 273

Code Contents
1110 PF lift motor 2 error
(large capacity 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.
1140 SF lift motor error
(Side feeder)
After cassette 5 is inserted,
SF lift sensor does not turn on
within 30 s.
The lock signal of the motor is
detected continuously for 200
ms.
1800 Paper feeder communica-
tion error
A communication error from
paper feeder is detected 10
times in succession.
1900 Paper feeder EEPROM error
When writing the data, the
write data and the read data is
not continuously in agreement
three times.
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. 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 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. SF lift motor and SF main PWB (YC8)
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 SF lift Replace the SF lift motor.
motor.
Defective SF main Replace the SF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Improper installa- Follow installation instruction carefully again.
tion paper feeder.
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 main PWB (YC13) and engine PWB
(YC19)
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-54).
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Device damage of Contact the Service Administrative Division.
EEPROM.
1-4-33
2LK/2LN/2LM/2LC
Check procedures/
corrective measures