109
4.4.8.
Light Print
END
No
Yes
START
No
Yes
Is the printout in Service
Mode 3 normal?
Check the Scanner mechanism.
Is the Toner Cartridge
operational?
No
Yes
Is the recording paper damp?
Yes
No
Replace the paper.
Replace the Toner Cartridge.
Are there any foreign particles or
stains blocking the Laser Unit
path?
Yes
No
1. Remove the particles from the
laser beam path or clean the stains.
2. Replace the LSU.
Is the Power Supply Unit normal?
1. Check all connectors and
voltages on the Power Supply Unit.
2. Replace the Power Supply Unit.
Yes
No
Clean or replace the rollers.
Paper Travel
Are the Fuser and Pressure Roller
surfaces clean?
Summary of Contents for Facsimile UF-590
Page 17: ...17 1 4 Control Panel For USA and Canada UF 790 UF 780 790 780 ...
Page 18: ...18 For Other Destinations UF 590 UF 580 ...
Page 27: ...27 10 Remove 2 P6A Bushings 316 11 Remove the Eject Roller 303 10 11 ...
Page 33: ...33 11 Remove 2 Screws 4N 12 Remove the Paper Feed Rollers 518 11 12 ...
Page 294: ...294 4 3 2 1 D C B A 1 2 3 4 Drawing Name HVPS 2 4 Model UF 580 590 780 790 ...
Page 295: ...295 4 3 2 1 D C B A 1 2 3 4 Drawing Name HVPS 3 4 Model UF 580 590 780 790 ...
Page 296: ...296 4 3 2 1 D C B A 1 2 3 4 Drawing Name HVPS 4 4 Model UF 580 590 780 790 ...
Page 297: ...297 4 3 2 1 D C B A 1 2 3 4 Drawing Name LVPS 1 1 Model UF 580 590 780 790 ...
Page 298: ...DZZSM00158 ...