Advanced settingsMENU Menu > SoundSurround(Diffuse surround/Virtual surround/Off)Enhances audio L/R response when listening to stereo.Ideal for music and action movies.● Gray-out when using Home Theater.Bass boost(On/Off)Enhances bass sound and provides powerful sound.● Gray-out when using Home Theater.TV speakers(On/Off)Enables the TV’s built-in speakers.Switch to Off when using external speakers.Speaker output(TV/Home theater)Select the Home theater or TV speakers for audio output.TV:The TV speakers are on.Home theater:Selecting Home theater turns the equipment on automatically if it is inStandby mode.● The sound of TV speakers is mute. When the equipment is turnedoff, TV speakers will be activated.● You can use VOL(+/-) and MUTE.● This function is available when the theater speakers supporting VIERALink function is connected to this TV.- 163 -