2NM/2NX/2NY/2NZ/2P0/2P6
1-4-99
(4)
Toner motor does
not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Toner motor and drum PWB (YC4)
Drum PWB and connect left PWB (YC3)
Connect left PWB and control PWB (YC2)
2. Defective motor. Replace the toner motor.
3. Defective drum
PWB.
Replace the drum unit (see page 2-2-36).
4. Defective connect
left PWB.
Replace the connect left PWB (see page 2-2-36).
5. Defective PWB. Replace the control PWB and check for correct operation
(see page 2-2-12).
(5)
Power source fan
motor does not
operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Power source fan motor and engine PWB (YC10)
2. Defective motor. Replace the power source fan motor.
3. Defective PWB. Replace the control PWB and check for correct operation
(see page 2-2-12).
(6)
LSU fan motor
does not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
LSU fan motor and connect left PWB (YC4)
Connect left PWB and control PWB (YC2)
2. Defective motor. Replace the LSU fan motor.
3. Defective connect
left PWB.
Replace the connect left PWB (see page 2-2-36).
4. Defective PWB. Replace the control PWB and check for correct operation
(see page 2-2-12).
(7)
Developer fan
motor does not
operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Developer fan motor and control PWB (YC31)
2. Defective motor. Replace the developer fan motor.
3. Defective PWB. Replace the control PWB and check for correct operation
(see page 2-2-12).
(8)
Paper feed clutch
does not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Paper feed clutch and connect right PWB (YC12)
Connect right PWB and control PWB (YC29)
2. Defective clutch. Replace the paper feed clutch.
3. Defective connect
right PWB.
Replace the connect right PWB (see page 2-2-36).
4. Defective PWB. Replace the control PWB and check for correct operation
(see page 2-2-12).
Problem Causes Check procedures/corrective measures