Acer U5220 User Manual - Page 35
Corner, Correction, Sharpness, H. Position, Horizontal, Vertical, Frequency, Tracking, HDMI Color
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English 4 Corner Correction 25 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. Adjusts the sharpness of the image. Sharpness • Press to decrease the sharpness. • Press to increase the sharpness. H. Position (Horizontal Position) • Press • Press to move the image left. to move the image right. V. Position (Vertical Position) • Press • Press to move the image down. to move the image up. Frequency Tracking Changes the projector's refresh rate to match the frequency of your computer's graphics card. If you experience a vertical flickering bar in the projected image, use this function to correct it. Synchronizes the signal timing of the display with the 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 • 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. Adjusts the overscan ratio of the HDMI image on screen. • HDMI Scan Info • 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.