Transfer Belt Motor Sensor Error; Transfer Belt Sensor Error; Motor Control Pwb Communication Error; Polygon Motor K Synchronization Error - Kyocera FS-C8600DN Service Manual

Code Contents
2850 Transfer belt motor sensor
error
The signal is not received for
100 ms in succession.
2860

Transfer belt sensor error

The signal is not received for
100 ms in succession.
2950 Motor control PWB commu-
nication error
A communication error from
the motor control PWB is
detected 10 times in succes-
sion.
4001 Polygon motor K synchroni-
zation error
After polygon motor K is
driven, the ready signal does
not turn to L within 30 s.
The polygon motor speed
won't stabilize within 10 s.
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 motor and feed PWB (YC13)
Feed PWB (YC1) to engine PWB(YC6)
Defective transfer Replace the transfer motor.
motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
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 sensor and engine PWB (YC3)
Defective transfer Replace the transfer belt sensor.
belt sensor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
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. Motor control PWB (YC3) and engine PWB
(YC9)
Defective motor Replace the motor control PWB and check
control PWB. for correct operation.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
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.
Polygon motor K and LSU relay PWB (YC4)
nector.
LSU relay PWB (YC4) and engine PWB
(YC12)
Defective polygon Replace the laser scanner unit (see page 1-
motor K. 5-17).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
1-4-45
Check procedures/
corrective measures
2MN/2N1