Acer P1223 - Manual (Page 32)

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English
Note: H. Position, V. Position and Frequency functions are not
supported under Component video, Video, S-Video and HDMI
modes.
Note: Tracking function is not supported under HDMI, Video and S-
Video modes.
Note: The unsupported functions will be grayed out.
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 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 errors.
•
Auto: Automatically adjust using information from the player.
•
Limited Range: Process the input image as limited color range
data.
•
Full Range: Process the input image as full color range data.
HDMI Scan Info Adjust the overscan ratio of the HDMI image on screen.
•
Auto: Automatically adjust using information from the player.
•
Underscan: Disable overscan on HDMI images.
•
Overscan: Enable overscan on HDMI images.