LG 42PA4500 Owner's Manual page 187

To❐manually❐adjust❐Sound❐Mode
❐ ❐
SETTINGS❐➾❐AUDIO❐➙❐Sound❐Mode❐➙❐Virtual❐Surround❐/❐Treble❐/❐Bass❐
/❐Reset
Sets❐minute❐options❐for❐each❐sound❐mode.
Select❐the❐desired❐Sound❐Mode❐first.
•❐ Virtual❐Surround:❐LG's❐proprietary❐audio❐processing❐technology❐allows❐5.1❐
channel-like❐surround❐sound❐from❐two❐speakers.
✎ When❐Clear❐Voice❐II❐is❐set❐to❐On,❐Virtual❐Surround❐is❐not❐available. ❐
•❐ Treble/Bass:❐Adjusts❐treble❐and❐bass❐in❐Sound.
•❐ Reset:❐Initializes❐voice❐options❐that❐the❐user❐has❐changed.❐Initializes❐each❐
voice❐mode.❐Select❐the❐desired❐sound❐mode❐to❐reset.