CANON PC220 Service Manual

Cover page of CANON PC220 Service Manual

Service Manual for CANON PC220, downloadable as a PDF file.

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COPYRIGHT © 1998 CANON INC.
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
SERVICE
HANDBOOK
REVISION 0
FY8-23AV-000
JAN.1998
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COPYRIGHT © 1998 CANON INC.
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
SERVICE
HANDBOOK
REVISION 0
FY8-23AV-000
JAN.1998
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COPYRIGHT © 1998 CANON INC.
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Use of this manual should be strictly
supervised to avoid disclosure of
confidential information.
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
INFORMATION NOT APPLICABLE TO CERTAIN AREAS.
COPYRIGHT © 1998 CANON INC.
Printed in Japan
Imprimé au Japon
Prepared by
OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DEPARTMENT 1
OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION
CANON INC.
5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302 Japan
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i
CONTENTS
CHAPTER 1 MAINTENANCE AND INSPECTION
A.
Periodically Replaced Parts .........1-1
B.
Durables.......................................1-1
C. Periodical Servicing .....................1-1
D. Notes on Cartridge.......................1-2
1.
Storing Sealed Cartridges.......1-2
2.
Storing and Handling Unsealed
Cartridges ...............................1-3
E.
Image Adjustment Basic Procedure
.....................................................1-5
F.
Points to Note ..............................1-6
CHAPTER 2 STANDARDS AND ADJUSTMENTS
A.
Mechanical...................................2-1
1.
Image Leading Edge Non-Image
Width (position of white paint on
back of glass)..........................2-1
2.
Image Leading Edge Margin
(point of detection for registration)
................................................2-1
B.
Electrical ......................................2-2
1.
Adjusting the Intensity (VR604)
................................................2-2
2.
Adjusting the AE Mechanism
(VR602, VR603) .....................2-4
CHAPTER 3 IMAGE TROUBLESHOOTING
A.
Making Initial Checks ...................3-1
1.
Site Environment ....................3-1
2.
Checking the Documents........3-1
3.
Checking the Copyboard Cover
and Copyboard Glass for Dirt
and Scratches .........................3-2
4.
Checking the Lens Array for Dirt
................................................3-2
5.
Checking the Transfer Charging
Roller ......................................3-2
6.
Checking the Feeding Assembly
................................................3-2
7.
Checking the Copy Paper .......3-2
8.
Checking the Durables ...........3-2
9.
Others .....................................3-4
B.
Samples of Image Faults .............3-6
C. Troubleshooting by Image Fault
.....................................................3-7
1.
The copy is too light (halftone
areas only). .............................3-7
2.
The copy is too light (dark areas
as well)....................................3-7
3.
The copy is too light (extremely
light overall). ...........................3-7
4.
The copy has uneven density
(darker at front). ......................3-8
5.
The copy has uneven density
(lighter at front). ......................3-8
6.
The copy is foggy (overall)......3-8
7.
The copy is foggy (paper feed
direction). ................................3-9
8.
The copy has dark lines (paper
feed direction, relatively narrow).
................................................3-9
9.
The copy has dark lines (paper
feed direction, thin). ................3-9
10. The copy has white spots (paper
feed direction). ........................3-9
11. The copy has white lines (paper
feed direction). ........................3-9
12. The copy has white spots (cross
feed direction). ......................3-10
13. The back of the copy is soiled.
..............................................3-10
1
2
3
4
5
6
7
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COPYRIGHT © 1998 CANON INC.
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
ii
CHAPTER 4 TROUBLESHOOTING MALFUNCTIONS
A.
Troubleshooting Malfunctions ......4-1
1.
(self diagnosis;PC400/FC200)
......................................4-1
2.
E0 ...........................................4-1
3.
E2 ...........................................4-2
4.
E6 ...........................................4-2
5.
E9 ...........................................4-3
6.
AC power is absent.................4-3
7.
Pick-up fails. ...........................4-4
8.
The scanning lamp fails to go
ON. .........................................4-4
9.
The main motor fails to rotate.
................................................4-5
10. The copyboard fails to move.
................................................4-5
11.
(paper feeding normally) ....4-6
12.
(at time of jam) ...................4-6
13. The fixing heater fails to operate
................................................4-6
CHAPTER 5 TROUBLESHOOTING PAPER FEED PROBLEMS
A.
Copy Paper Jams ........................5-1
1.
Pick-Up Assembly...................5-2
2.
Separation/Feeding Assembly
................................................5-2
3.
Fixing/Delivery Assembly
................................................5-3
B.
Feeding Faults .............................5-4
1.
Double Feeding ......................5-4
2.
Wrinkles ..................................5-4
CHAPTER 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS
A.
Sensors and Solenoids ................6-1
B.
Switches.......................................6-2
C. Lamp, Heater, Motor, and Others
.....................................................6-3
D. Printed Circuit Board (PCB) .........6-4
E.
Variable Resistors (VR) and Check
Pins by PCB.................................6-5
1.
DC Controller/DC Power Supply
PCB ........................................6-5
2.
Control Panel PCB..................6-6
14. The copy has faulty fixing......3-11
15. The copy has faulty leading
edge registration (blank area
much too wide)......................3-11
16. The copy has faulty leading
edge registration (blank area too
wide)......................................3-11
17. The copy has faulty leading
edge registration (no blank area)
..............................................3-11
18. The copy has a blurred image.
..............................................3-12
19. The copy is foggy (cross feed
direction). ..............................3-12
20. The copy has poor sharpness
(focus). ..................................3-12
21. The copy is blank. .................3-13
22. The copy is solid black..........3-13

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