Epson BrightLink 1485Fi 5000-Lumen Pixel-Shift Full HD Ultra-Short Throw 3LCD Interactive Laser Projector - Manual (Page 289)

289
Feature Settings - Operation Menu
Settings on the Operation menu let you customize various projector features that control its operation.
The available settings depend on the currently selected input source and other settings.
Setting Options Description
Auto Source Search On
Off
Enables the projector to
automatically select an input
source