83
4.4.3.
Vertical White Lines
START
END
Replace the recording paper.
Yes
No
Replace the Toner Cartridge/
Drum Unit Assembly.
Are there any foreign particles
or stains blocking the Laser
Beam path?
No
1. Clean the BTR with a soft, dry cloth.
2. Replace the BTR.
Yes
No
Clean or replace the rollers.
No
Yes
Check the Scanner mechanism.
No
Yes
Yes
Is the recording paper damp?
Is the Toner Cartridge/
Drum Unit Assembly
operational?
1. Remove the particles from
the laser beam path or clean the stains.
2. Replace the Laser Unit (LSU).
Are there any foreign particles
or stains on the BTR?
No
Yes
Are the Fuser and Pressure
Roller surfaces clean?
Paper Travel
P
Is the printout in Service
Mode 3 normal?
Summary of Contents for Panafax UF-490
Page 2: ...2 ...
Page 15: ...15 1 4 Control Panel For USA and Canada For Other Countries ...
Page 37: ...37 24 Remove the Pressure Roller 322 25 Remove the Exit Roller 304 24 25 ...
Page 63: ...63 3 10 ILS PC Board CN73 Refer to SC PC Board CN11 ...
Page 65: ...65 3 12 ACI PC Board Refer to Power Supply Unit CN101 ...
