Construction Of The Control System - Canon iR C3200 Series Service Manual

8.1.3 Construction of the Control System

The laser exposure system is controlled mainly by the DC controller PCB.
Laser scanner motor control
PWM
signal
PWM
control
Manual feed unit
ON/OFF
control
APC
control
J114(Y)/J116(M)/
J118(C)/J120(Bk)
IC for
PWMIC
control
DC controller PCB
J129
Laser shutter control
Fixing feeder unit
Front cover
BD detection PCB
F-8-2
Main
scanning
direction
correction
control
J117
Image data
F-8-3
BD mirror
Main scanning direction
sync control
Main controller PCB
Chapter 8
0000-4454
8-3