Epson 900N, Service Manual

Page: 133 / 201

EPSON Stylus COLOR 900/900N Chapter 5 Adjustments
130
10. After you enter the printhead ID correctly, you see various screens
while the computer processes the data. After it finishes, the
following confirmation screen appears:
Figure 5-11. Confirmation Screen
11. When you’re done, press Esc repeatedly to return to the main menu
or exit the program.
5.2.5 Printhead Angular Adjustment
You need to adjust the printhead angle if:
„
You remove or replace the printhead.
„
You remove the carriage guide shaft or change the position of
the carriage guide shaft (parallelism) adjustment bushings.
Follow these steps to check and then adjust the printhead angle:
1. See “Checking the Printhead Angle” on page 131.
2. Then see “Adjusting the Printhead Angle” on page 132.
NOTE: You make this adjustment based on the results of printed
test patterns. Therefore:
„
Never print the test patterns on plain paper. Always use
coated ink jet paper for clear, sharp output.
„
To ensure proper adjustment, use an eye-loupe or a
magnifying glass to view the test patterns.