Canon CLC 1120 Service Manual page 375

EXTERNALS / AUXILIARY
This chapter explains the operations and functions of the copier's externals and control
systems and the relationship between the electrical and mechanical systems, and provides an
outline of the timing at which various associated parts are driven.
I. CONTROL PANEL ......................9-1
A. Outline ....................................9-1
II. DOWNLOADING .........................9-2
A. Outline ....................................9-2
III. COUNTERS ................................9-3
A. Outline ....................................9-3
IV. FANS ...........................................9-4
A. Outline ....................................9-4
B. Operations..............................9-6
V. POWER SUPPLY ........................9-7
A. Supplying Power ....................9-7
B. Rated Outputs of the DC
Power Supply PCB .............. 9-10
C. Protection System ............... 9-11
D. Backup Battery .................... 9-12
VI. EDITOR .................................... 9-13
A. Outline ................................. 9-13
COPYRIGHT © 1999 CANON INC.
CHAPTER 9
MECAHANISMS
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
B. Operations........................... 9-13
C. Zero-Adjustment of Input
Coordinates ......................... 9-15
VII. DISASSEMBLY/ASSEMBLY .... 9-16
A. Covers ................................. 9-17
B. Control Panel ...................... 9-21
C. Editor ................................... 9-23
D. Flywheel .............................. 9-25
E. Fans .................................... 9-26
F. Drive System Belt Layout .... 9-27
G. Drum Motor Assembly ........ 9-27
H. Main Motor (M4) Drive
Assembly ............................. 9-31
I. CPU PCB ............................ 9-32
J. HVT PCB............................. 9-34
K. Developing Bias PCB .......... 9-34