Epson EPL-N4000, Service Manual

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EPSON EPL-N4000/EPL-N4000+ Chapter 3 Troubleshooting
Rev.B 127
3.4.12 Skewed Image
Problem
The printed image is not parallel with
the sides of the page.
SUSPECT COMPONENTS
The following components are associ-
ated with this specific problem. One
or more of these components may
have failed partially or completely. If
you cannot isolate the problem using
this FIP, replace each component
listed below, one at a time, until the
problem disappears.
•ROS Assembly
Table 3-54. Skewed Image
Table 3-55. Skewed Image
Step Actions and Questions Yes No
1 PAPER FEED INSPECTION
Are the paper cassettes installed
correctly, and is the paper correctly
loaded into each cassette?
Go to step 2 Reload the
paper and
reinstall the
cassettes.
2
PAPER PATH INSPECTION
Inspect the paper path, between the
feed tray and the exit tray, for
contamination or obstructions.
Is the paper path free of
obstructions?
Go to step 3 Remove
obstructions
or
contamination
from the
paper path.
Step Actions and Questions Yes No
3 FEED, NUDGER, AND RETARD
ROLL REPLACEMENT
Replace the Feed Roll, Nudger Roll,
and Retard Roll for the Feeder having
the skew problem.
Is the image still skewed?
Go to step 4 Problem
solved
4
REGISTRATION ROLL
REPLACEMENT
Replace the Registration Roll.
Is the image still skewed?
Replace the
EP
Cartridge Problem
solved