Canon PC400 Service Manual page 7
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- Service manual (197 pages) ,
- Service manual (306 pages) ,
- Service handbook (62 pages)
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(point of detection for
registration)......................10-5
B. Electrical ...............................10-6
1.
Adjusting the Intensity
(VR604) ...........................10-6
2.
Adjusting the AE Mechanism
(VR602, VR603) ..............10-8
III. IMAGE TROUBLESHOOTING 10-11
A. Making Initial Checks ..........10-11
1.
Site Environment............10-11
2.
Checking the Documents
.......................................10-11
3.
Checking the Copyboard
Cover and Copyboard Glass
for Dirt and Scratches ....10-12
4.
Checking the Lens Array for
Dirt .................................10-12
5.
Checking the Transfer
Charging Roller..............10-12
6.
Checking the Feeding
Assembly .......................10-12
7.
Checking the Copy Paper
.......................................10-12
8.
Checking the Durables ..10-12
9.
Others ............................10-14
B. Samples of Image Faults ....10-16
C. Troubleshooting by Image Fault
............................................10-17
1.
The copy is too light (halftone
areas only). ....................10-17
2.
The copy is too light (dark
areas as well).................10-17
3.
The copy is too light
(extremely light overall)..10-17
4.
The copy has uneven density
(darker at front). .............10-18
5.
The copy has uneven density
(lighter at front). .............10-18
6.
The copy is foggy (overall).
.......................................10-18
7.
The copy is foggy (paper feed
direction). .......................10-19
8.
The copy has dark lines
(paper feed direction,
relatively narrow). ..........10-19
9.
The copy has dark lines
(paper feed direction, thin).
.......................................10-19
10. The copy has white spots
(paper feed direction).....10-19
11. The copy has white lines
(paper feed direction).....10-19
12. The copy has white spots
vi
COPYRIGHT © 1998 CANON INC.
13. The back of the copy is soiled.
14. The copy has faulty fixing.
15. The copy has faulty leading
16. The copy has faulty leading
17. The copy has faulty leading
18. The copy has a blurred image.
19. The copy is foggy (cross feed
20. The copy has poor sharpness
21. The copy is blank...........10-23
22. The copy is solid black...10-23
IV. TROUBLESHOOTING
MALFUNCTIONS.....................10-24
A. Troubleshooting Malfunctions
............................................10-24
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. The copyboard fails to move.
11.
12.
13. The fixing heater fails to
V. TROUBLESHOOTING PAPER
FEED PROBLEMS ..................10-30
A. Copy Paper Jams ...............10-30
1.
2.
3.
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
(cross feed direction). ....10-20
.......................................10-20
.......................................10-21
edge registration (blank area
much too wide). .............10-21
edge registration (blank area
too wide). .......................10-21
edge registration (no blank
area). .............................10-21
.......................................10-22
direction). .......................10-22
(focus)............................10-22
(self diagnosis;
PC400/FC200)...............10-24
E0 ..................................10-24
E2 ..................................10-25
E6 ..................................10-25
E9 ..................................10-26
AC power is absent........10-26
Pick-up fails. ..................10-27
The scanning lamp fails to go
ON. ................................10-27
The main motor fails to rotate.
.......................................10-28
.......................................10-28
(paper feeding normally)
.......................................10-29
(at time of jam) ..........10-29
operate...........................10-29
Pick-Up Assembly..........10-31
Separation/Feeding Assembly
.......................................10-31
Fixing/Delivery Assembly
.......................................10-32
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