Vizio SB3821-C6 Quickstart Guide (English) - Page 14

Function LED Behavior Description DTS TruSurround On/Off TruSurround On TruSurround Off Press the TSHD button to enable/disable DTS TruSurround. When enabled (On), all inputs will produce virtual surround sound. When disabled (Off), all sources will playback in stereo. Treble Levels Two center LEDs indicate Treble level 0. Press the TREBLE button then press the Next/Previous button to increase/decrease the treble level. The LED indicators will move to the top with increasing levels and to the bottom with decreasing levels. Bass Levels Two center LEDs indicate Bass level 0. Press the BASS button then press the Next/Previous button to increase/decrease the bass level. The LED indicators will move to the top with increasing levels and to the bottom with decreasing levels. When a Dolby Digital signal is detected. Dolby Digital Indicator LED Dolby Digital is only available on either the Coaxial In or Digital Optical Audio In inputs. When a Dolby Digital signal is detected, the Dolby Digital indicator LED will light up for 3 seconds before fading away. 14