Laser Exposure System - Canon CLC 1120 Service Manual

LASER EXPOSURE SYSTEM

This chapter explains the operations and functions of the copier's laser exposure system, and
provides an outline of the timing at which various associated parts are driven.
I. OPERATIONS .............................5-1
A. Functions................................5-1
B. Sequence of Operations
(laser exposure system) .........5-2
II. GENERATING THE BD
SIGNAL .......................................5-3
III. LASER DRIVER CIRCUIT ..........5-4
COPYRIGHT © 1999 CANON INC.
CHAPTER 5
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
A. Controlling the Laser
System ...................................5-4
B. Controlling the Temperature
of the Laser Unit .....................5-5
IV. LASER SCANNER MOTOR .......5-6
V. DISASSEMBLY/ASSEMBLY .......5-7
A. Electrical Parts .......................5-8