Various Control Mechanisms; Controlling The Scanner Drive System; Outline - Canon iR C3200 Series Service Manual

6.3 Various Control Mechanisms

6.3.1 Controlling the Scanner Drive System

6.3.1.1 Outline

The following shows the parts associated with the scanner drive system:
Reader
controller
PCB
1. Scanner Motor (M1) Drive Signal
turns on/off the motor, and controls the direction/speed of its rotation.
2. Scanner HP Detection Signal
indicates that the No. 1 mirror base is in the home position.
3. Copyboard Cover Detection Signal
identifies the state (open/closed) of the copyboard cover.
[1]
Interface
[2]
PCB
[3]
Copyboard cover
open/closed sensor
(PS1)
Scanner motor
Light-blocking
plate
(forward)
(reverse)
Scanner HP
sensor (PS2)
No. 2 mirror base
F-6-11
Chapter 6
0000-4388
(M1)
Scanning lamp
(LA1)
No. 1 mirror base
6-7