Internal TV Speaker
Audio is played through the TV’s internal speakers.
Optical
You can connect an audio device that supports
Optical
to the optical digital audio output
port to enjoy your TV’s sound in richer quality and greater convenience.
Only available for models with an optical digital port.
For some devices, you can adjust the volume using the TV remote control.
You can set
Digital Sound Out
(
Auto
/
Pass Through
/
PCM
) and LG Sound Sync (
On
/
Off
).
HDMI ARC
Sound from the TV can be output through an external audio device connected via a
HDMI (ARC)
port.
Select
HDMI ARC
to automatically turn on SIMPLINK. Once SIMPLINK is turned off, the
output speaker settings automatically revert to the default settings for uninterrupted audio
output.
You can set
Digital Sound Out
(
Auto
/
Pass Through
/
PCM
) and
eARC
(
On
/
Off
).
Digital Sound Out
You can configure the
Digital Sound Out
settings.
These settings are available only when an
Optical
/
HDMI ARC
is selected.
When
Pass Through
is enabled, sound effects may not be output.
The codec output with a device may differ from input signals.
Sound Input
Digital Sound Output
PCM
All
PCM
Auto
/
Pass Through
MPEG
PCM
Dolby Digital
Dolby Digital
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