COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 2 ORIGINAL EXPOSURE SYSTEM
2-6 R
Drive signal
Reader
controller
PCB
[1]
[2]
[3]
No. 2 mirror base
Copyboard
cover sensor
(PS40)
Scanner motor (M3)
(forward)
(reverse)
Light-blocking
plate
No. 1 mirror base
Scanner HP
sensor (PS39)
2. Scanner Drive System
2.1 Outline
The following parts are associated with the scanner drive system.
F02-201-01
[1] Scanner Motor (M3) Control Signal
Used to turn on/off the motor and to control its direction and speed of rotation.
[2] Scanner HP Sensor (PS39) Detection Signal
Used to make sure that the No. 1 mirror base is at home position.
[3] Copyboard Cover Sensor (PS40) Detection Signal
Used to detect the state (open or close) of the copyboard cover.