Acer Projector - Manual (Page 23)

23 ... English
User Controls

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.
Menu Location
Choose the Menu location on the display screen.
Sharpness
Adjusts the sharpness of the image.

Press the to decrease the sharpness.
 Press the to increase the sharpness.
H. Position (Horizontal Position)

Press the to move the image left.

Press the to move the image right.
V. Position (Vertical Position)

Press the to move the image down.

Press the to move the image up.
Frequency
“Frequency”changes the display data frequency to match the fre-
quency of your computer’s graphic card. If you experience a
vertical flickering bar, use this function to make an adjustment.
Image
(Computer / Video
Mode)
 “Sharpness” functions
is not supported under
DVI and Computer
mode.
 “H. Position”, “V.
Position”, “Frequency”
and “ Tracking” func-
tions are not supported
under DVI and Video
mode.