Epson Pro L30002UNL 30,000-Lumen HDR Pixel-Shift DCI 4K Laser 3LCD Large Venue Projector (White) - Manual (Page 214)

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You see this screen:
5. Select the Color Adjustment setting and press Enter .
You see a screen based on the Top Edge , Bottom Edge , Right Edge , and Left Edge settings you
selected for the Edge Blending setting.
Note: The Color Adjustment setting is automatically adjusted when selecting Start Auto
Adjustment in the Screen Matching screen.