COPYRIGHT
©
2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 2 ORIGINAL EXPOSURE SYSTEM

2-3 R

1.2 Sequence of Operations (original exposure)

1.2.1 Book Mode, 1 Original, Copyboard Closed

*1: original size detection.*2: shading correction.

F02-102-01

F02-102-02

Forward
*2
*1
Start key ON
Copyboard cover opens
Copyboard cover closes
Scanner HP sensor
(PS400)
Copyboard cover
sensor (PS401)
Scanning lamp
(LAMP1)
Scanner motor
(M400)
STBY
STBY
SREADY
SCFW SCRV
Start position
HP
Start position
Point of original
size detection
Reverse
HP Image leading
edge Image
end Stop
position
Stream reading
position (start position) Point of original
size detection
1. The copyboard cover is opened.
The scanner moves to the point of original
size detection.
2. The copyboard cover is closed.
When the original size has been detected,
the scanner moves to home position.
3. The Start key is pressed.
After shading correction, the scanner
moves to start position.
4. The scanner scans the original.
5. The scanner returns to start position
(at the speed used for 50% reduction).
6. The scanner moves to home position and
remains in wait. : No. 1 mirror position.