FrameMaker Ver5.5E(PC) Di251/Di351 MECHANICAL/ELECTRICAL
.05.03.01
M-21
12-1.
Laser Emission Timing
• The laser diode is forced to turn ON to project the laser beam onto the SOS Sensor
Board, which generates an SOS signal.
• The SOS signal determines the laser emission timing.
A to B: LD activation
B to C: LD OFF
C to D: Laser beam exposure area according to the image data
Electrical Component
Control Signal
Energized Deenergized
Wiring Diagram
M5
PJ9A-3
L
H
7-G
1167M024AD
Polygon Mirror
f-
θ
Lens
Polygon Motor M5
SOS Mirror
Cylindrical Lens
Collimator Lens
Laser Diode Board
PWB-B
PC Drum
SOS Sensor
1171M038AA
PC Drum
SOS Mirror
SOS
Sensor
SOS Signal
A
B
C
D
Summary of Contents for Di251
Page 1: ...Di251 Di351 SERVICE MANUAL GENERAL 4011 7990 11 ...
Page 2: ...INDEX GENERAL GENERAL MECHANICAL ELECTRICAL ...
Page 3: ...GENERAL ...
Page 18: ...MECHANICAL ELECTRICAL ...
Page 24: ...M 4 3 DRIVE SYSTEM 1 Scanner Motor M10 2 Main Motor M2 3 I C Motor M1 1 3 2 4011M002AA ...
Page 71: ...Di251 Di351 SERVICE MANUAL FIELD SERVICE 4011 7991 11 ...
Page 83: ...Di251 Di351 Allgemein Mechanik Elektrik Rev 1 1 0 03 01 I 1 INSTALLATION 3 ...
Page 88: ...Di251 DI351 Rev 1 1 0 03 01 I 6 ...
Page 93: ...I 5 Di251 Di351 Rev 11 0 0 03 01 10 Grounding plate screws 3 1 2 3 4 5 6 7 8 9 10 ...
Page 99: ...I 11 Di251 Di351 Rev 11 0 0 03 01 6 Fit the Exit Tray 7 Close the Finisher Cover ...
Page 178: ...I 90 Di251 Di351 Rev 1 1 0 0 03 01 ...
Page 179: ...DIS REASSEMBLY ADJUSTMENT 10230 ...
Page 241: ...SWITCHES ON PWBs TECH REP SETTINGS 17196 ...
Page 296: ...TROUBLESHOOTING 14413 ...