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COPYRIGHT
©
2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 3 LASER EXPOSURE SYSTEM
3-7 P
4 Controlling the Laser Scanner Motor
4.1 Outline
Part 2> Chapter 4> 4.1 “Outline”
The following items are related to laser scanner motor control:
[1] Laser scanner motor drive signal; when ‘1’, the laser scanner motor goes ON (turning
on/off the motor).
[2] Laser scanner motor ready signal; when ‘0’, the laser scanner motor rotates at a specific
speed.
F03-401-01
E110
Indicates the presence of an error in the laser scanner motor.
J312
J204
J3128
+24V
GND
[2]
[1]
Laser scanner
motor
Laser scanner motor unit
DC controller
PCB
2
3
4
1
2
1
B10
B9
Speed
control
circuit
Reference
pulse
generation
circuit
Motor
driver
Main power
supply PCB
M10