Epson EpiqVision Ultra LS800 4000-Lumen Pixel-Shift 4K UHD Ultra-Short Throw Laser 3LCD Smart Home Theater Projector (Black) - Manual (Page 96)

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Setting Options Description
Projection Front
Rear
Front/Upside Down
Rear/Upside Down
Changes the orientation of the
projected image to match
projector placement
Note: You may need 3rd-party IR
extenders or a control system for
a rear projection setup if the
projector's remote control cannot
communicate with the projector.
Motion Sensor On
Off
Automatically reduces the
brightness of the light source for
safety when someone comes
close to the projector window
while projecting
Sleep Timer 0 to 120 minutes Sets the interval before the
projector automatically turns off
Menu Timer 0 to 240 seconds Sets the interval before
automatically closing the
projector's menu
Note: This setting is not available
when the input source is HDMI3
(Game).
High Altitude Mode On
Off
Regulates the projector’s
operating temperature at
altitudes above 4921 feet (1500
m)