Acer P1555 User Manual - Page 34

English 24 Image Shift Shifts the projected image by pressing . When Native Resolution is WUXGA, this functions is only available when the setting of Digital Zoom Out (Install) is less than 1.0. Adjusts the sharpness of the image. Sharpness • Press to decrease the sharpness. H. Position (Horizontal Position) • Press • Press • Press to increase the sharpness. 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. Note: "H. Position", "V. Position", "Frequency" and "Tracking" functions are not supported under video or HDMI mode. Note: "HDMI Color Range" and "HDMI Scan Info" are only available when the input signal is HDMI.