Panasonic UF-590 / UF-790 Service Manual ▷ View online
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2.2.9.
LED Array (329), Feed Roller (302)
(1) Remove the Scanner Block (321)
(Refer to 2.2.8.).
(2) Remove the Ground Plate (317).
(3) 4 Screws (19).
(4) Release the Harness from the hook.
(5) Remove the LED Bracket (306) Assembly.
(3) 4 Screws (19).
(4) Release the Harness from the hook.
(5) Remove the LED Bracket (306) Assembly.
(6) Remove 3 LED Clips (307).
(7) Remove the LED Array (329).
(7) Remove the LED Array (329).
Caution:
When reinstalling the LED Array, position the
3 LED Clips at the appropriate locations.
3 LED Clips at the appropriate locations.
(8) Remove the Gears, Bushings and the Roller
Wire Spring
(Refer to 2.2.6.).
(Refer to 2.2.6.).
(9) Remove 2 P6A Bushings (316).
(10) Remove the Feed Roller (302).
(2)
(3)
(4)
(5)
(6)
(7)
(10)
(9)
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2.2.10.
SC PC Board (1001), ILS PC Board (1006), SNS4 PC Board (1007)
(1) Remove the Left Cover (Refer to 2.2.2.).
(2) Disconnect all Connectors on SC PC Board.
(3) 9 Screws (19).
(4) Remove the SC PC Board (1001).
(2) Disconnect all Connectors on SC PC Board.
(3) 9 Screws (19).
(4) Remove the SC PC Board (1001).
(5) Move all Harnesses away from the front of the
Door Sensor.
(6) Release the Latch Hook and remove the ILS PC
Board (1006).
(7) Disconnect Connector CN73 on the ILS PC
Board (1006).
(8) Disconnect Connectors CN85 and 87 on the
SNS4 PC Board.
(9) 1 Screw (19).
(10) Lift up the Paper Exit Actuator (730) and
remove the SNS4 PC Board (1007).
(3)x9
(3)
(2)
(7)
(6)
(9)
(8)
(10)
31
2.2.11.
Paper Feed Solenoid (531), Clutch Gear Assembly, Paper Feed Roller (518)
(1) Remove the Right Cover (102) (Refer to 2.2.2.).
(2) 1 Screw (19).
(3) Remove the Paper Feed Solenoid (531).
(2) 1 Screw (19).
(3) Remove the Paper Feed Solenoid (531).
Note:
If the Paper Feed Solenoid does not work properly
due to dust, etc. remove the spring to disassemble
and clean the magnet and plate as shown in the
illustration.
due to dust, etc. remove the spring to disassemble
and clean the magnet and plate as shown in the
illustration.
(4) 1 Screw (19).
(5) Remove the Feed Roller Ground Spring (628).
(6) Remove the Snap Ring (B9).
(7) Remove the Clutch Gear Assembly.
(5) Remove the Feed Roller Ground Spring (628).
(6) Remove the Snap Ring (B9).
(7) Remove the Clutch Gear Assembly.
(8) Place the machine on its Rear side.
(9) 2 Screws (19).
(9) 2 Screws (19).
(10) Remove the Feed Roller Assembly.
Clean the Paper Feed Rollers (518) with a soft cloth,
soaked with isopropyl alcohol.
soaked with isopropyl alcohol.
(2)
(3)
(4)
(5)
(6)
(7)
(9)
(10)
32
(11) 2 Screws (4N).
(12) Remove the Paper Feed Rollers (518).
(11)
(12)
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