Artifact Samples
27
Wrinkling in the PRS
Description
Cause
Solution
Bent and slanted wrinkles
across the whole web on print
media weighing less than
100 g/m
2
. Since the wrinkles
occur before the paper is
printed, weak transfer occurs in
and around the wrinkles.
Pre-heating roll temperature is
too high, causing temperature
shock.
Decrease paper conductivity
set point IPS/U2.N2 in steps of
20V, so that the pre-heater’s
temperature decreases.
Transfer currents must also be
decreased.
wrinkle
WEB
Содержание InfoColor 3170
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