COPYRIGHT © 1999 CANON INC.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
REVISION 0
FY8-23B6-000
AUG. 1999
PC860
F13-8491
TYA00001-
PC880
F13-8291
TZA00001-
PC890
F13-8242
UAA00001-
PC920
F13-8431
TVB00001-
F13-8441
PUD00001-
PUE00001-
F13-8461
PUH00001-
PC921
F13-8432
TVC00001-
PC940
F13-8436
TVD00001-
PC941
F13-8437
TVE00001-
PC950
F13-8231
TVF00001-
F13-8241
PUF00001-
PUG00001-
PC960
F13-8434
TVG00001-
PC980
F13-8232
TVH00001-
PC981
F13-8233
TVJ00001-
COPYRIGHT © 1999 CANON INC.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
IMPORTANT
THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE
OF REFERENCE FOR WORK IN THE FIELD.
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.
THIS DOCUMENTATION IS INTENDED FOR ALL SALES AREAS, AND MAY CONTAIN INFOR-
MATION NOT APPLICABLE TO CERTAIN AREAS.
COPYRIGHT © 1999 CANON INC.
Printed in Japan
Imprimé au Japon
Use of this manual should be strictly su-
pervised to avoid disclosure of confidential
information.
Prepared by
OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION
CANON INC.
5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302-8501 Japan
i
Model
PC860
PC880
PC890
PC920
PC920
PC920
PC920
PC921
PC940
PC941
PC950
PC950
PC950
PC960
PC980
PC981
Type
code
TYA
TZA
UAA
PUD
PUE
PUH
TVB
TVC
TVD
TVE
PUF
PUG
TVF
TVG
TVH
TVJ
Multi-
feeder
Single
feeder
Zoom
Default
ratio
2R2E
2R2E
2R2E
2R2E
2R2E
2R2E
3R1E
3R1E
3R1E
3R1E
2R2E
2R2E
3R1E
3R1E
3R1E
3R1E
ADF
as
standard
Cassette
250 sheets
250 sheets
250 sheets
Universal
Universal
Universal
Universal
Universal
Universal
Universal
Universal
Universal
500 sheets
Universal
500 sheets
500 sheets
Copying
speed
(cpm) at
Direct
12
12
12
10
10
10
10
10
13
13
12
12
13
10
13
13
The notation "
" indicates that the item in question is available.
· This service handbook covers the models shown in the following table. Be sure to have
a good understanding of the difference from model to model before referring to this
handbook.
Density
correction
switch
(SW101)
iii
CONTENTS
CHAPTER 1 MAINTENANCE AND INSPECTION
CHAPTER 2 STANDARDS AND ADJUSTMENTS
CHAPTER 3 ARRANGEMENT AND FUNCTIONS OF
ELECTRICAL PARTS
A.
Periodically Replaced Parts .........1-1
B.
Durables and Consumables .........1-1
C. Scheduled Servicing ....................1-1
D.
Storing and Handling
the Cratridge ................................1-2
D-1.Storing the Cartridge with
the Packaging Seal Intact ............1-2
D-2.Storing and Handling the Cartridge
with the Packaging Seal
Removed ......................................1-3
E.
Image Adjustment Basic
Procedure.....................................1-7
F.
Points to Note for Servicing .........1-8
A.
Mechanical ...................................2-1
B.
ADF ........................................... 2-26
A.
Sensors and Solenoids ................3-1
B.
Switches .......................................3-2
C. Lamp, Heater, Motor, Etc. ............3-3
D.
PCBs ............................................3-4
1
2
3
4
C. Electrical ................................... 2-37
E.
ADF .............................................. 3-5
F.
Variable Resistors (VR) and
Check Pins by PCB ......................3-6
CHAPTER 4 SELF DIAGNOSIS
A.
Self Diagnosis ..............................4-1
APPENDIX
A.
General Timing Chart .................. A-1
B.
Signals and Abbreviations .......... A-3
C. General Circuit Diagram ............. A-5
D.
Special Tools ............................... A-7
E.
Solvents/Oils ............................... A-8
F.
Specifications .............................. A-9