LG 42PX3DBV Owner's Manual page 25

Operation
Turn TV speakers off if using extema_ audio equipment Fea_re turns the TV
Speakers option On or Off,
1, Press the MENU button and then use # ,_m button to seaect the AIJIBIO menu.
2, Press the e button and then use D ix button to select _S]_,
3 Press the e button and hen use D ix button to select _or Off,
4 Press EXIT button to return to TV viewing or press MENU button to return to the
previous menu.
- BBE High Defin_ion Sound restores clarity and presence for better s_ech
intetligibil_ and music realism.
1. Press the MENU button and then use_ /m button to select the AUDIO menu.
2. Press the e button and then use D _R button to select _K.
3. Press the e button and then use # /n button to select On or _f.
4, Press EXIT button to return to TV viewing or press MENU button to return to the
previous menu.
Owner's Manual 25