Panasonic UF-490 (serv.man2) Service Manual ▷ View online
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LSU (115)
Laser Unit (LSU)
LSU Cover
Mirror
2-2-6
Solenoid (431)
Toner Sensor Spring (432)
SNST PC Board (706)
ASF Frame Assembly (418)
Pick Bracket Assembly (433)
Pressure Plate Assembly (404)
Paper Pad (406)
Paper Separation Pad (417)
Pad Holder Assembly (411)
Pick Gear (434)
ASF Roller (435)
Pick Roller (436)
ASF Unit
Motor Cover (518)
Motor (501)
Feed Roller (439)
Bias Transfer Roller (446) 2-2-7
2-2-8
Fuser Cover 2 Assembly (301)
Fuser Lamp (314)
Fuser Roller (316)
Exit Roller (304)
Pressure Roller (322)
Fuser Cover 1 Assembly (305)
Pressure Spring (321)
SNSE PC Board (704)
Thermistor Assembly (307)
Fuser Unit
ILS PC Board (705)
Eject Roller (302)
2-2-9
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2.2.
Disassembly Instructions
2.2.1.
AC Power Cord, Telephone Line Cable, Document Sub Tray, Document Return Tray
Assembly, Recording Paper Tray, Paper Tray Cover, Paper Length Guide, Paper
Tray
Assembly, Recording Paper Tray, Paper Tray Cover, Paper Length Guide, Paper
Tray
(1) Disconnect the AC Power Cord (906).
(2) Disconnect the Telephone Line Cable (907).
(2) Disconnect the Telephone Line Cable (907).
(3) Remove the Document Sub Tray (118).
(4) Remove the Document Return Tray Assembly
(4) Remove the Document Return Tray Assembly
(606).
(5) Remove the Recording Paper Tray (605).
(6) Remove the Paper Tray Cover (401).
(7) Remove the Paper Length Guide (402).
(8) Remove the Paper Tray (403).
(7) Remove the Paper Length Guide (402).
(8) Remove the Paper Tray (403).
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
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2.2.2.
Separator Rubber, Stamp Head
(1) Open the Control Panel Unit.
(2) Remove the Separator Rubber (206).
(2) Remove the Separator Rubber (206).
<Specific Countries Only>
(3) Remove the Stamp Head (238).
<Cleaning Scanning Glass>
(1) Clean the Scanning Glass with a soft cloth,
saturated with isopropyl alcohol.
<Cleaning ADF Roller, Eject Roller and Exit
Roller>
(2) Clean the ADF Roller (221), Eject Roller (302),
Exit Roller (304) with a soft cloth, saturated with
isopropyl alcohol.
isopropyl alcohol.
(1)
(2)
(3)
20
<Cleaning ASF Roller, Pick Roller>
(3) Remove the Toner Cartridge Assembly.
(4) Lift the Lower TX Chassis Assembly.
(5) Clean the ASF Roller (435) and Pick Roller
(4) Lift the Lower TX Chassis Assembly.
(5) Clean the ASF Roller (435) and Pick Roller
(436) with a soft cloth, saturated with isopropyl
alcohol.
alcohol.
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