Troubleshooting Image Faults; Troubleshooting Procedure For Image Faults - Canon iR1200 Series Service Manual

3 Troubleshooting Image Faults

3.1 Troubleshooting Procedure for Image Faults

Before starting to investigate the cause of an image fault, be sure to find out wheather the
user is storing paper in the correct way and using paper of a recommended type. If the prob-
lem is corrected using such paper, advise the user accordingly.
Too light
Foggy horizontally
White spots
(vertical)
Soiled face
Blurry image
COPYRIGHT © 2002 CANON INC.
Too dark
Fuzzy, black
horizontally lines
White lines
(vertical)
Soiled back
Poor sharpness
(out of focus)
F07-301-01
2000 2000 2000 2000 CANON iR1200/iR1300 Series REV. 0 AUG. 2002
CHAPTER 7 TROUBLESHOOTING
Foggy vertically Fuzzy, black
vertical lines
Black lines Black lines
(vertical) (horizontal)
White spots White lines
(horizontal) (horizontal)
Fixing fault Left/right
displacement
Blank Soiled blank
Note:
Paper feed direction
7-21