Sony VPL-VW1100ES Operating Instructions Manual page 45

Test Pattern
Background
Displays a test pattern according to the setting.
On: A test pattern appears on the screen to be used when adjusting
the lens with "Lens Focus," "Lens Zoom," and "Lens Shift."
Off: A test pattern does not appear.
Tip
While the test pattern is displayed, it is only displayed in green to
allow you to adjust the focus easily.
Selects the background color of the screen when no signal is
input.
You can select "Black" or "Blue."
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