Canon PC430 - Page 8

COPYRIGHT © 1998 CANON INC. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
vi
(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
(cross feed direction). ....10-20
13. The back of the copy is soiled.
.......................................10-20
14. The copy has faulty fixing.
.......................................10-21
15. The copy has faulty leading
edge registration (blank area
much too wide). .............10-21
16. The copy has faulty leading
edge registration (blank area
too wide). .......................10-21
17. The copy has faulty leading
edge registration (no blank
area). .............................10-21
18. The copy has a blurred image.
.......................................10-22
19. The copy is foggy (cross feed
direction)........................10-22
20. The copy has poor sharpness
(focus)............................10-22
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. (self diagnosis;
PC400/FC200)...............10-24
2. E0 ..................................10-24
3. E2 ..................................10-25
4. E6 ..................................10-25
5. E9 ..................................10-26
6. AC power is absent........10-26
7. Pick-up fails. ..................10-27
8. The scanning lamp fails to go
ON. ................................10-27
9. The main motor fails to rotate.
.......................................10-28
10. The copyboard fails to move.
.......................................10-28
11. (paper feeding normally)
.......................................10-29
12. (at time of jam) ..........10-29
13. The fixing heater fails to
operate...........................10-29
V. TROUBLESHOOTING PAPER
FEED PROBLEMS ..................10-30
A. Copy Paper Jams ...............10-30
1. Pick-Up Assembly..........10-31
2. Separation/Feeding Assembly
.......................................10-31
3. Fixing/Delivery Assembly
.......................................10-32