NEC NP4100 User Manual page 111

5. Using On-Screen Display
Auto Power Off
Auto Power Off enables the projector to automatically turn off if there is no signal re-
ceived by any input.
Select from the following:
Off
5 minutes
10 minutes
20 minutes
30 minutes
Screen Trigger
Set Screen Trigger to On to enable the projector to automatically lower the projection
screen when powering on. When powering off, Screen trigger stops sending a low volt-
age trigger to the screen controller and the screen goes up.
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