Failure Occurs During Printing - Epson STYLUS PRO XL 4004677 Service Manual

Troubleshooting

5.2.3 Failure occurs during printing.

START
Run the
self-test .
Does the self-
test print?
YES
Is print
quality bad?
YES
Perform the color or
black head cleaning.
Is the problem
corrected?
YES
END
5-6
NO
NO
Adjust the
bidirectional
print alignment or
readjust the head
arrangement
adjustment .
(See Chapter 4.)
NO
See the section
describing repair of
the printer mechanism.
Is the problem
corrected?
YES
Replace the C162
MAIN board.
Are all cables
connected to the C162
MAIN board firmly?
NO
Connect the cables
correctly.
YES
Is the problem
corrected?
NO
Check all motors,
drivers, and printhead
for shorts. If they are
OK, replace the C162
MAIN board.
NO
END
Stylus Pro XL
YES
Rev. -A