LG 55LM760T User Manual page 47

To synchronize audio and video
❐
HOME ➾ Settings
Synchronizes video and audio directly when they do not match.
If you set AV Sync.
SPDIF) to the screen image.
TV Speaker
SPDIF
➙ SOUND ➙
to ON, you can adjust the sound output (TV speakers or
Adjusts the synchronization of the sound from the TV's internal
speakers.
The "-" button makes the sound output faster and the "+"
button slower than the default value.
(Sony Philips Digital InterFace) Adjusts the synchronization
of the sound from speakers connected to digital audio
connectors.
The "-" button makes the sound output faster and the "+"
button slower than the default value.
AV Sync.