User guide

GP4
eng
To synchronize audio and video
SMART Settings SOUND AV Sync. Adjust
Synchronizes video and audio directly when they do not match.
If you set AV Sync. Adjust to ON, you can adjust the sound output (TV
speakers or SPDIF) to the screen image.
TV Speaker
[Depending on model]
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.