Epson PowerLite Pro Z8000WUNL User Manual page 52

Correcting Color for Multiple Projectors (Multi-Screen Color Adjustment)
D
Correcting Color Correct. (G/R) and Color Correct. (B/Y).
Because each time the [Enter] button is pressed the image displayed
changes between the pattern display and the actual image, you can
check the correction results and make corrections in the actual im-
age.
E
Repeat steps 2 to 4 until corrections are finished.
F
When all corrections are finished, press the Menu button to
close the configuration menu.
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