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Acer P7215 User Manual

Page 31

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Note: "H. Position", "V. Position", "Frequency" and "Tracking" functions

are not supported under HDMI, DVI or Video mode.

Note: "HDMI Color Range" and "HDMI Scan Info" functions are only

supported under HDMI mode.

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.

Keystone

Adjust image distortion caused by tilting projection. (±40 degrees)

Sharpeness

Adjusts the sharpness of the image.

Press

to decrease the sharpness.

Press

to increase the sharpness.

H. Position

(Horizontal

position)

Press

to move the image left.

Press

to move the image right.

V. Position

(Vertical position)

Press

to move the image down.

Press

to move the image up.

Frequency

"Frequency" changes the projector's refresh rate to match the

frequency of your computer’s graphics card. If you can see a vertical

flickering bar in the projected image, use this function to make the

necessary adjustments.

Tracking

Synchronizes the signal timing of the projector with the graphics card.

If you experience an unstable or flickering image, use this function to

correct it.

HDMI Color Range Adjust the color range of the HDMI image data to correct color display

error.

Auto: Automatically adjust by information from player.

Limited Range: Prosess the input image as limited color range data.

Full Range: Prosess the input image as full color range data.

HDMI Scan Info

Adjust the overscan ratio of the HDMI image on screen.

Auto: Automatically adjust by information from player.

Underscan: Always no overscan on HDMI image.

Overscan: Always keep overscan on HDMI image.