Acer K750 User Manual - Page 30

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English 20 Note: "Saturation" and "Tint" functions are not supported under computer mode or HDMI mode. Note: "HDMI Color Range" function is only supported under DVI mode. Image Projection Aspect Ratio Keystone • Front: The factory default setting. • Ceiling: When you select this function, the projector inverts the image for ceiling-mounted projection. • Rear: Reverses the image so you can project from behind a translucent screen. • Rear Ceiling: When you select this function, the projector reverses and inverts the image at same time. You can project from behind a translucent screen with ceiling mounted projection. 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. • L. Box: Keep original signal aspect ratio and zoom in by 1.333 times. Adjust image distortion caused by tilting projection. (±15 degrees) The Manual Keystone funcion is unavailable under Auto Keystone setting to "On".

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20
English
Note:
"Saturation" and "Tint" functions are not supported under computer
mode or HDMI mode.
Note:
"HDMI Color Range" function is only supported under DVI mode.
Image
Projection
•
Front: The factory default setting.
•
Ceiling: When you select this function, the projector inverts the
image for ceiling-mounted projection.
•
Rear: Reverses the image so you can project from behind a
translucent screen.
•
Rear Ceiling: When you select this function, the projector reverses
and inverts the image at same time. You can project from behind
a translucent screen with ceiling mounted projection.
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.
•
L. Box: Keep original signal aspect ratio and zoom in by 1.333
times.
Keystone
Adjust image distortion caused by tilting projection. (±15 degrees)
<Note>
The Manual Keystone funcion is unavailable under Auto
Keystone setting to "On".