Kyocera TASKalfa 3050ci Service Manual page 280

Code Contents
2730 Transfer release motor error
When the transfer release
motor is driven, the transfer
release sensor does not turn
on/off for 1 s.
2760 Transfer motor startup error
Transfer motor is not stabi-
lized within 5 s since the
motor is activated.
2770 Transfer skew error
An abnormal value is detected
to transfer skew sensor.
2780 Transfer skew sensor error
An abnormal value is detected
to transfer skew sensor.
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. Transfer release motor and relay PWB
(YC14)
Relay PWB (YC14) and feed PWB 1 (YC14)
Feed PWB 1 (YC1) and engine PWB (YC6)
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 transfer Replace the transfer release motor.
release motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-54).
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. Transfer motor and feed PWB 1 (YC13)
Feed PWB 1 (YC2) and engine 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 transfer Replace the transfer motor.
motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-54).
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. Transfer belt unit and engine PWB (YC3)
Defective transfer Replace the transfer skew sensor.
skew sensor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-54).
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. Transfer belt unit and engine PWB (YC3)
Defective transfer Replace the transfer skew sensor.
skew sensor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-54).
1-4-40
2LK/2LN/2LM/2LC
Check procedures/
corrective measures