HE-AAC / AAC (Optical) Dolby Digital
(HDMI ARC) Dolby Digital / Dolby
Digital Plus
Dolby TrueHD , HDMI eARC , Dolby Atmos : Some models may not be supported.
When connected with HDMI eARC, the output audio type will depend on the audio type
supported by the connected device.
Using eARC Supported Audio Device
Sound Advanced Settings eARC Support
eARC is a technology that can send and receive more sound information faster thanks
to its wider bandwidth than that of the conventional ARC. You can enjoy TV sound with
higher quality than ARC through a connected audio device.
AI Service
AI Picture Pro
General AI Service AI Picture Pro
When set to On, artificial intelligence, which has been trained with LG Electronics’ deep
learning techniques, finds the most suitable resolution according to the video type and
displays it using vivid, realistic, and rich colours.
It is supported for only digital broadcasting, videos of a USB memory device, and HDMI
video input.
If Picture Select Mode is Game Optimiser, you cannot set up this feature.
It does not work with copy protected content.
Depending on the device connected and input audio type, it can be output as Dolby
Metadata-Enhanced Audio Transmission PCM (Dolby MAT PCM).
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If Digital Sound Output is set to Pass Through and HDMI input is Dolby TrueHD or
Multi-Channel PCM, audio can be output as Bypass.
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Connect an audio device that supports eARC to the HDMI (eARC/ARC) port.01
Go to Sound Out Use Wired Speaker and choose HDMI(ARC) Device.02
Set eARC Support to On.03