Internal TV Speaker
Audio is played through the TV's internal speakers.
Optical
You can connect an audio device that supports
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.
Digital Sound Out
You can set
Off
).
HDMI ARC
Sound from the TV can be output through an external audio device connected via a
HDMI (ARC)
port.
Select
HDMI ARC
output speaker settings automatically revert to the default settings for uninterrupted audio
output.
You can set
Digital Sound Out
Digital Sound Out
You can configure the
These settings are available only when an
When
Pass Through
The codec output with a device may differ from input signals.
PCM
/
Auto
Pass Through
Auto
(
to automatically turn on SIMPLINK. Once SIMPLINK is turned off, the
(
Auto
Digital Sound Out
is enabled, sound effects may not be output.
Sound Input
All
MPEG
Dolby Digital
Optical
to the optical digital audio output
Pass Through
PCM
/
/
/
Pass Through
/
PCM
settings.
Optical
/
HDMI ARC
Digital Sound Output
PCM
PCM
Dolby Digital
70
) and LG Sound Sync (
) and
eARC
(
On
/
Off
is selected.
On
/
).
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