Epson Stylus Pro 7900 User Manual page 84

Epson Stylus Pro 7900/7910/9900/9910
F
Press the button twice for non-Epson media
or three times for Epson special media.
To align the print head, see either of the
following section.
"Aligning the print head automatically" on
page 84
"Aligning the print head manually" on page
84
Aligning the print head automatically
A
Press the /
and then press the
B
Select AUTO, and press the
C
Press the /
2-COLOR, and then press the
print the pattern.
The adjustment pattern for output is read by the
sensor and the optimum adjustment value is
registered automatically in the printer.
If you are not satisfied with the result of this
alignment, press the
previous level, and then select BI-D ALL.
If you are not satisfied with the result of the
BI-D ALL alignment, try UNI-D.
You can also align the print head individually by
selecting BI-D #1, BI-D #2, BI-D #3, or BI-D
#4. Select an ink dot size from BI-D #1 to BI-D
#4 depending on the media you use and the
print mode you want to try.
User's Guide
button to select ALIGNMENT,
button.
button.
button to select BI-D
button to
button to return to the
Aligning the print head manually
Because there is a distance between the print head and
paper, the misalignment may occur by the humidity or
temperature or moving the print head bidirectionally.
In this case, try UNI-D first, and then BI-D 2-COLOR.
If you want to perform a highly accurate adjustment,
try BI-D ALL.
Alignment Explanation
UNI-D Use all ink colors except Light Cyan to
align the print head unidirectionally.
BI-D 2-COLOR Use Light Cyan and Vivid Light
Magenta ink color to align the print
head bidirectionally.
Bi-D ALL Use all ink colors to align the print
head bidirectionally.
A
Press the /
and then press the
B
Press the /
then press the
C
Press the /
then press the
Note:
When you print the pattern on a cut sheet media,
you need to prepare several sheets. When the first
page is printed, set the next paper.
D
Check the pattern and select the set number that
has the smallest gaps.
E
When UNI-D #1 C appears on the LCD panel,
press the / button to select the number,
and then press the
F
Set the number for #1 C to #4 VLM, and press
the button.
G
Press the /
2-COLOR. Then press the
H
Check the pattern and select the set number that
has the smallest gaps.
I
When BI-D 2-COLOR #1 LC appears on the
LCD panel, press the
the number, and then press the
button to select ALIGNMENT,
button.
button to select MANUAL, and
button.
button to select UNI-D, and
button to print the pattern.
button.
button to select BI-D
button.
/ button to select
button.
Maintenance 84