Sharp AL-2020 (serv.man2) Service Manual ▷ View online
AL-2040 DISASSEMBLY AND ASSEMBLY 8 - 15
2) Disconnect the connector.
3) Remove two screws, and remove the scanner motor.
4) Remove two screws and one harness, and remove the main
motor.
5) Remove two screws and one connector, and remove the
exhaust fan motor.
6) Disconnect the connector.
7) Remove the two screws, and remove the NIC PWB.
8) Disconnect the connector.
9) Remove the three screws, and remove the NIC PWB unit.
10) Disconnect the connectors.
11) Remove the five screws, and remove the MCU PWB.
C. Assembly procedure
For assembly, reverse the disassembly procedure.
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AL-2040 DISASSEMBLY AND ASSEMBLY 8 - 16
8 Power section
A. List
B. Disassembly procedure
1) Disconnect each connector.
2) Remove the screw, and remove the earth line.
3) Remove two screws, and remove the power PWB unit.
C. Assembly procedure
For assembly, reverse the disassembly procedure.
9. SPF section (SPF model only)
(1) Rear cabinet disassembly
1) Remove four screws.
2) Remove the rear cabinet.
(2) Remove the SPF.
1) Remove two screws, and remove the earth wire.
2) Disconnect the connector.
3) Remove the SPF unit.
A. SPF motor
1) Remove the screw.
2) Disengage the pawl (3 positions).
3) Remove the rear cabinet.
1) Remove the screw, and remove the harness.
2) Remove three screws.
3) Disengage the pawl (4 positions).
4) Remove the transport unit.
1) Remove two screws, and remove the earth wire.
2) Remove the SPF motor unit.
3) Disconnect the connector.
No.
Part name Ref.
1
Power PWB
No.
Part name Ref.
A
SPF motor
B
Pick-up roller, paper feed roller
C
Paper exit roller
D
Set sensor, scan front sensor
E
Transport roller
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AL-2040 DISASSEMBLY AND ASSEMBLY 8 - 17
1) Remove two screws.
2) Remove the SPF motor.
B. Pick-up roller, paper feed roller
1) Remove two gears.
1) Open the upper door.
2) Remove two E-rings, and remove the spring, the arm, and the
bearing.
3) Remove the pick-up roller unit.
1) Remove the shaft.
2) Remove the paper feed roller.
3) Remove the bearing and the spring.
1) Remove the pick-up roller.
2) Remove the gear.
C. Paper exit roller
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Remove four gears.
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Remove two screws.
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Remove the frame.
1) Remove the E-ring.
2) Remove the bearing.
3) Remove the paper guide unit.
4) Remove the paper exit roller.
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AL-2040 DISASSEMBLY AND ASSEMBLY 8 - 18
D. Set sensor, scan front sensor
1) Remove the set sensor.
2) Remove the scan front sensor.
3) Disconnect the connectors.
∗ When assembling, attach the blue harness to the marking B
∗ When assembling, attach the blue harness to the marking B
side of the sensor, and attach the orange harness to the oppo-
site side sensor.
site side sensor.
E. Transport roller
1) Remove the actuator.
2) Remove the transport roller.
3) Remove the gear and the bearing.
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