Optoma Technology EP615H Projection

English
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"Front-Desktop
The factory default setting.
"Rear-Desktop
When you select this function, the projector reverses the image so you can project behind a
translucent screen.
"16:9
You can select this function to fit your DVD aspect ratio type.
"Front-Ceiling
When you select this function, the projector turns the image upside down for ceiling-mounted
projection.
"Rear-Ceiling
When you select this function, the projector reverses and turns the image upside down at same time.
You can project from behind a translucent screen with ceiling mounted projection.
Projection
"4:3
You can select this function to fit your DVD aspect ratio type.