21EnglishNote: "H. Position", "V. Position", "Frequency" and "Tracking" functionsare not supported under HDMI, DVI or Video mode.Note: "Sharpness" functions is not supported under HDMI (RGB) orComputer mode.Note: "HDMI Color Range" and "HDMI Scan Info" functions are onlysupported under HDMI mode.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 thefrequency of your computer’s graphics card. If you can see a verticalflickering bar in the projected image, use this function to make thenecessary adjustments.Tracking Synchronizes the signal timing of the projector with the graphics card.If you experience an unstable or flickering image, use this function tocorrect it.HDMI Color Range Adjust the color range of the HDMI image data to correct color displayerror.• 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.Downloaded From projector-manual.com Acer Manuals