
CHAPTER 4 LASER EXPOSURE SYSTEM
COPYRIGHT
©
2002 CANON INC. 2000 CANON iR1600/iR2000/iR1610/iR2010 SERIES REV.0 MAR. 2002
4-7
F04-301-01
Memo
The laser power is adjusted automatically whenever the laser unit is re-
placed.
[4]VDOUT*
1
J102
2
3
4
5
6
7
8
8
J907
7
6
5
4
3
2
1
[2]ENBL*
[8]DPICH*
[1]LON*
GND
[3]VDO
[3]VDO*
GND
+5V
3
1
[5]RGSNS*
J106 J909
[6] [7]
DC controller
PCB
Laser unit
Intensity
monitor
Laser
Laser driver
circuit
Laser driver PCB
Registration paper
sensor (PS102)
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