ViewSonic VT550 User Guide - Page 10
ViewSonic VT550 - 15" LCD TV Manual
UPC - 766907049718
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Main Menu Controls Adjust the menu items shown below by using the up ▲ and down ▼ buttons. Control Explanation Auto Image Adjust automatically sizes, centers, and fine tunes the video signal to eliminate waviness and distortion. Press the [2] button to obtain a sharper image. NOTE: Auto Image Adjust works with most common video cards. If this function does not work on your LCD display, then lower the video refresh rate to 60 Hz and set the resolution to its pre-set value. Contrast adjusts the difference between the image background (black level) and the foreground (white level). Brightness adjusts background black level of the screen image. Input Select toggles between an analog and a digital signal. Audio Menu Volume increases or decreases the loudness of the audio output. Balance adjusts the proportion of sound coming from each speaker. Bass adjusts the low (bass) frequency audio output. Treble adjusts the high (treble) frequency audio output. Mute temporarily silences audio output. ViewSonic VT550 9