Epson Stylus COLOR 440 Service Manual page 146

EPSON Stylus COLOR 440, 640, and 740
Figure 5-33. Bi-D Adjustment Pattern Sample
NOTE: Because this adjustment requires a high degree of
precision, you may wish to use a magnifying glass or
an eye-loupe when viewing the check pattern.
5. In the Bi-D Adjustment Menu, select Adjust. The screen below
appears.
Figure 5-34. Bi-D Value Input Menu
6. The current Bi-d adjustment value appears in the center of the
screen (for example, "0" as shown in the figure above). Using the
Up and Down arrow keys, change the setting to the number that
corresponds to the best-aligned pattern in the Bi-D adjustment
printout.
7. After you have changed the value, press Enter, and the program
stores the selected value.
8. Press Esc. The program returns to the Bi-D adjustment menu.
9. Check your results by printing another adjustment pattern.
Continue repeating the adjustment, looking at the results each time,
until you have achieved the correct adjustment.
Chapter 5 Adjustments
137