158
Laser Unit (LSU) Error Detection
Motor ON
Tetragon Motor does not
reach constant speed
during wake up state.
Print Start
Tetragon Motor ON
Tetragon Motor Ready
nPMON
nPMRY:ON
Normal Condition
OFF
OFF
OFF
OFF
Normal Condition
3 sec
1.7 ms (400 dpi)
1.1 ms (600 dpi)
20 sec
nPRNT
nPMON
(CN69-3)
nPMRY
(CN69-2)
E31
nPMRY
Tetragon Motor does not
maintain constant speed.
Laser Timing Signal
E32
nPMRY
nVIDEO
(CN68-6)
Laser Timing Detection
nHSYNC
(CN68-2)
nPMRY does not go low for more than 2 sec during 3 sec to
20 sec after nPMON goes low.
nPMRY goes high 4 times during printing.
Can not detect
Laser Timing
E36
nHSYNC
(CN68-2)
nHSYNC timing signal is less than 60% of nVIDEO signal.
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 ...