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COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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This service manual has been prepared for the PC800/900 Series machines,
providing basic information used for servicing the machines in the field so as to ensure
their quality and performance.
This service manual consists of the following chapters:
Chapter 1
General Description
introduces the machine's features, specifications,
names of parts, and how originals are reproduced.
Chapter 2
Basic Operation
explains how copies are made on a step-by-step basis.
Chapter 3
Exposure System
discusses the principles of operation used for the
machine's exposure system. It also explains the timing at which exposure-
related mechanisms are operated, and shows how they may be
disassembled/assembled and adjusted.
Chapter 4
Image Formation System
discusses the principles of operation used for the
machine's image formation system. It also explains the timing at which image
formation-related mechanisms are operated, and shows how they may be
disassembled/assembled and adjusted.
Chapter 5
Pick-Up/Feeding System
discusses the principles of operation used for the
machine's pickup/feeding system. It also explains the timing at which pickup/
feeding-related mechanisms are operated, and shows how they may be
disassembled/assembled and adjusted.
Chapter 6
Fixing System
discusses the principles of operation used for the machine's
fixing system. It also explains the timing at which fixing-related mechanisms
are operated, and shows how they may be disassembled/assembled and
adjusted.
Chapter 7
Externals/Auxiliary Mechanisms
discusses the principles of operation used
for the machine's externals/auxiliary mechanisms. It also explains the timing
at which auxiliary mechanism-related mechanisms are operated, and shows
how they may be disassembled/assembled and adjusted.
Chapter 8
ADF
explains the principles of operation of the ADF in view of electrical and
mechanical functions and in relation to their timing of operation. It also shows
how the unit may be disassembled/assembled and adjusted.
Chapter 9
Installation
introduces requirements for the site of installation, and shows
how the machine may be installed using step-by-step instructions.
Chapter 10
Maintenance and Servicing
provides tables of periodically replaced parts and
consumables/durables and scheduled servicing charts.
Chapter 11
Troubleshooting
provides tables of maintenance/inspection, standards/
adjustments, and problem identification (image fault/malfunction).
Appendix contains a general timing chart and general circuit diagrams.
INTRODUCTION