User Guide

GP4
eng
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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 match the video.
TV Speaker
[Depending on model]
Adjusts the synchronization of the sound from the TV's internal
speakers.
The + and - buttons allow the viewer to synchronize the audio
with the video.