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Acer U5220 Series User Manual page 35

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Manually adjusts the shape and size of an image that is
unevenly rectangular on all sides. Press "MODE" repeatedly
to select the corner that you wish to adjust. Press four
directional selection keys to adjust the image shape.
4 Corner
Correction
Adjusts the sharpness of the image.
Sharpness
H. Position
(Horizontal
Position)
V. Position
(Vertical
Position)
Changes the projector's refresh rate to match the frequency
of your computer's graphics card. If you experience a vertical
Frequency
flickering bar in the projected image, use this function to
correct it.
Synchronizes the signal timing of the display with the
Tracking
graphics card. If you experience an unstable or flickering
image, use this function to correct it.
Adjusts the color range of the HDMI image data to prevent
color display error.
HDMI Color
Range
Adjusts the overscan ratio of the HDMI image on screen.
HDMI Scan Info
Press
to decrease the sharpness.
Press
to increase the sharpness.
Press
to move the image left.
Press
to move the image right.
Press
to move the image down.
Press
to move the image up.
Auto: Automatically adjusts the color range by
information from the player.
Limited Range: Processes the input image as limited
color range data.
Full Range: Processes the input image as full color range
data.
Auto: Automatically adjusts the overscan ratio by
information from the player.
Underscan: Always no overscan on the HDMI image.
Overscan: Always keep overscan on the HDMI image.
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