Acer P7280 User Manual

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Note: "Saturation" and "Tint" functions are not supported under computer 
mode or DVI mode.
Image setting
Tint
Adjusts the color balance of red and green.
Press 
 to increase the amount of green in the image.
Press 
 to increase the amount of red in the image.
H Keystone
Press the 
 or 
 to adjust image distortion horizontal and makes 
a squarer image.
V Keystone
Press the 
 or 
 to adjust image distortion vertical and makes a 
squarer image.
Aspect Ratio 
Use this function to choose your desired aspect ratio.
Auto: Keep the image with original width-higth ratio and maxi 
mize the image to fit native horizontal or vertical pixels.
4:3: The image will be scaled to fit the screen and displayed using 
a 4:3 ratio.
16:9: The  image will be scaled to fit the width of the screen and 
the height adjusted to display the image using a 16:9 ratio.
Projection
Front-Desktop
The factory default setting.
Front-Ceiling
When you select this function, the projector inverts the image for 
ceiling-mounted projection.