Treatment Procedures By Faulty Image Type - Canon GP160DF Service Manual

B.

Treatment procedures by faulty image type

Before looking for the cause of printing failure, check that the user is using recom-
mended paper which is stored in a proper environment. When printing failure can be
resolved by use of the recommended paper which is stored in a proper environment,
advise that the user use the recommended paper or instruct the user in storage meth-
ods for recording paper.
too light
polka dots
fuzzy black lines
white vertical line
(white line)
image distortion blurring
COPYRIGHT © 1999 CANON INC.
too dark
soiled back
dirt
white horizontal line
(white line)
partial image shrinkage/image stretching
Figure 13-201
CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 13 TROUBLESHOOTING
blank
vertical lines
blank areas
leading edge
displacement
solid black
(NB)
paper
feed
direction
13-17