REVISION 0
COPYRIGHT © 1999 CANON INC.
CANON ACC CONTROLLER-A1 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
JAN. 1999
FY8-13FL-000
ACC CONTROLLER-A1
COPYRIGHT © 1999 CANON INC.
CANON ACC CONTROLLER-A1 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
COPYRIGHT © 1999 CANON INC.
Printed in Japan
Imprimé au Japon
Use of this manual should be strictly
supervised to avoid disclosure of confi-
dential information.
IMPORTANT
THE
INFORMATION
CONTAINED
HEREIN
IS
PUBLISHED
BY
CANON
INC.,
JAPAN.
SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY
FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED
MATTER.
ANY QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO
THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY.
Prepared by
OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DEPARTMENT 1
OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION
CANON INC.
7-5-1, Hakusan, Toride, Ibaraki 302-8501 Japan
COPYRIGHT © 1999 CANON INC.
CANON ACC CONTROLLER-A1 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
This service manual provides basic information required in performing field service to
maintain the product quality and functions of the ACC Controller-A1.
Each chapter consists of the following sections:
Chapter 1 Introduction:
Features, specifications, names of parts
Chapter 2 Troubleshooting: Operation failure countermeasures, List of PCB switches
and check pins
Chapter 3 Parts Catalogue: Parts catalogue
Appendix:
Circuit diagrams
Changes of the contents made for the sake of product improvements will be notified
in service information (technical information) whenever such changes are made.
Gaining a sound and thorough understanding of the copier through careful reading of
this service manual and the subsequently issued Service Information (Technical
Information) bulletins is the only way to develop the technical skill necessary to prolong
product quality and functionality and the practical ability to be able to determine the
cause of breakdowns.
i
INTRODUCTION
COPYRIGHT © 1999 CANON INC.
CANON ACC CONTROLLER-A1 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CONTENTS
iii
CHAPTER 1 INTRODUCTION
I.
FEATURES ..............................................1-1
II.
SPECIFICATIONS....................................1-2
A. ACC Controller-A1 .............................1-2
B. Interface connector layout..................1-2
C. System block diagram........................1-3
D. Interface connectors ..........................1-4
III.
BASIC OPERATION.................................1-6
A. Overview ............................................1-6
B. Description of major ICs ....................1-7
C. Description of operation .....................1-8
CHAPTER 2 TROUBLESHOOTING
I.
TROUBLESHOOTING .............................2-1
A. Initial inspection .................................2-1
B. Troubleshooting..................................2-1
II.
SWITCHES AND CHECK PINS LISTED
BY PCB ....................................................2-2
A. ACC controller PCB ...........................2-2
APPENDIX
A.
ACC CONTROLLER PCB
CIRCUIT DIAGRAM ................................A-1
CHAPTER 3 PARTS CATALOGUE
PARTS CATALOGUE .......................................3-1