Canon imagePROGRAF GP-4000 User Manual
Page 729
When printing on roll paper, the printed surface becomes
scratched
Check 1
Depending on the paper, the printed surface may become scratched when the
paper is fed.
In this case, you must set
Paper retention settings
to
Release
on the touch screen, and then manually feed the
paper. Lift the release lever, feed the roll paper until the leading edge is visible on the platen, lower the release
lever, and then proceed to the next step.
If
Paper retention settings
is set to
Release
, you will no longer be able to automatically switch between the
upper and lower roll paper.
Check 2
Has the roll paper lost tension during printing?
If the roll paper loses tension, the paper surface could be damaged and the paper could wrinkle or fold.
Set
Roll paper tension (printing)
in the touch screen menu to
High
.
Note
• Carrying out
Adjust print quality
is recommended when changing
Roll paper tension (printing)
•
settings.
729