ViewSonic VT2755LED User Manual page 36

Using the TV Features
Audio menu
ViewSonic
Function Description
Sound Mode
To select Sound modes
Bass
To adjust bass.
Treble
To adjust the treble.
To adjust left and right audio balance.
Balance
Audio To select available audio language.
Language
(Only available in DTV)
SRS
TruSurround
To select "SRS TruSurround HD" effect or not.
HD
To turn on/off AVC (automatic volume control)
AVC
function.
To turn off the screen picture but keep the sound
Audio Only
on.(Except USB source)
To select audio mode.(EX: Mono, Stereo, SAP)
MTS
(Only available in ATV)
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VT2755LED