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COPYRIGHT
©
2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 2 ORIGINAL EXPOSURE SYSTEM
2-2 R
Copyboard glass
Original
Scanning lamp
Lens
CCD
No. 1 mirror
No. 1 mirror base
No. 2 mirror
No. 2 mirror
base
No. 3 mirror
HP
Image leading
edge
Stream reading position
(start position)
F02-101-01
The major components of the original exposure system are as follows:
Component
[1] Scanning lamp
[2] Scanner motor
[3] Scanner HP sensor
[4] Copyboard cover
sensor
[5] No.1 mirror base
[6] No.2 mirror base
Notation
LAMP1
M400
PS400
PS401
-
Description
Xenon lamp (intensity of 40,000 lx)
2-phase stepping motor (under pulse control)
Photointerrupter (detects scanner home position)
Photointerrupter (detects the state (open/closed) of
copyboard cover)
No. 1 mirror
No. 2/No. 3 mirror
F02-101-02
[6]
[4]
[5]
[1]
[2]
[3]