Sequence Of Operations (Original Exposure); Book Mode, 1 Original, Copyboard Closed - Canon Image Reader-A1 iR5000i Service Manual

1.2 Sequence of Operations (original exposure)

1.2.1 Book Mode, 1 Original, Copyboard Closed

Copyboard cover
sensor (PS40)
Scanner HP sensor
(PS39)
Scanning lamp (LA2)
Scanner motor (M3)
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.
COPYRIGHT © 2001 CANON INC.
Copyboard cover opens
Copyboard cover closes
STBY SREADY
Forward
Reverse
*1
F02-102-01
Stream reading
position (start position)
F02-102-02
2000 2000 2000 2000
CHAPTER 2 ORIGINAL EXPOSURE SYSTEM
Start key ON
SCFW
*2
Start position
*1: original size detection.*2: shading correction.
Image leading
HP
edge
CANON iR5000i/iR6000i REV.0 JUNE 2001
SCRV STBY
HP
Start position
Point of original Image
size detection end
: No. 1 mirror position.
Stop
position
2-3 R