Lines Within Swaths - Canon Colorado M Series Operation Manual

Lines within swaths

Lines within swaths
Introduction
Problem description
Sharp OD/gloss lines
for a single mono-col-
or and its correspond-
ing mixed colors.
Dark/light/gloss lines (single mono-color/not at
swath boundary)
Many lines or a thin band, doesn't go away af-
ter manual maintenance
Follow the procedure below. You can stop at any time in the procedure when the problem is
solved.
338 Chapter 9 - Troubleshooting and support
A single light line
(does not repeat in
next swath).
A light line that re-
peats in multiple
swaths, high quality
mode or better.
Cause
Detected too late for
compensation in that
swath.
Probably undetected
nozzle failure or side
shooter.
Probably compensa-
ted nozzle failure, but
still (somewhat) visi-
ble.
Action
Cannot be solved (a
slower print mode will
reduce the problem).
Run automatic main-
tenance + nozzle opti-
Start au-
mization. See
tomatic maintenance
on page 180.
Run automatic main-
tenance + nozzle opti-
mization (to recover
the nozzle).
Start automatic
See
maintenance on
page 180.
Use a print mode with
more passes.
Run printhead test
Analyze the
chart. See
printhead quality
check chart on
page 254. If lines are
visible over multiple
printhead colors, veri-
fy if the printer is cor-
rectly cleaned (fibers).