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Problem
(9)
Toner fan motor
does not operate.
(10)
Developer fan
motor 1, 2 does not
operate.
(11)
Exhaust fan motor
does not operate.
(12)
LSU fan motor
does not operate.
(13)
Eject fan motor 1,
2 does not operate.
(14)
Eject front fan
motor does not
operate.
Service Manual
Causes
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective motor.
3. Defective PWB.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective motor.
3. Defective PWB.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective motor.
3. Defective PWB.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective motor.
3. Defective PWB.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective motor.
3. Defective PWB.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective motor.
3. Defective PWB.
Check procedures/corrective measures
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Toner fan motor and engine PWB (YC19)
Replace the toner fan motor.
Replace the engine PWB and check for correct operation
(see page 1-5-43).
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Developer fan motor 1, 2 and front PWB (YC5)
Front PWB (YC3) and engine PWB (YC7)
Replace the developer fan motor 1 or 2.
Replace the engine PWB and check for correct operation
(see page 1-5-43).
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Exhaust fan motor and engine PWB (YC19)
Replace the exhaust fan motor.
Replace the engine PWB and check for correct operation
(see page 1-5-43).
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
LSU fan motor and front PWB (YC8)
Front PWB (YC2) and engine PWB (YC8)
Replace the LSU fan motor.
Replace the engine PWB and check for correct operation
(see page 1-5-43).
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Eject fan motor 1, 2 and relay PWB (YC11)
Relay PWB (YC13) and engine PWB (YC23)
Replace the eject fan motor 1 or 2.
Replace the engine PWB and check for correct operation
(see page 1-5-43).
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Eject front fan motor and front PWB (YC11)
Front PWB (YC2) and engine PWB (YC8)
Replace the eject front fan motor.
Replace the engine PWB and check for correct operation
(see page 1-5-43).
1-4-70
2LL/2LJ/2LH
Y113350-5
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