Playing audio through the TV's internal speakers



Audio is played through the TV's internal speakers.
Playing audio through an external audio device connected to the digital optical port or the HDMI (ARC) port



TV audio is played through an external audio device connected to the digital optical port or the HDMI (ARC) port. Enable SIMPLINK to play audio through HDMI (ARC).
If you select Off while SIMPLINK is enabled, the audio output setting is restored to the default setting in order to ensure uninterrupted audio output.
Configuring digital sound output settings



You can configure the Digital Sound Out settings.
These settings are available only when an Audio Out (Optical/HDMI ARC) / Internal TV Speaker + Audio Out (Optical) is selected.
Sound Input | Digital Sound Output | |
Auto | MPEG | PCM |
Dolby Digital | Dolby Digital | |
Dolby Digital Plus | Dolby Digital | |
HE-AAC | Dolby Digital | |
DTS | DTS / PCM | |
DTS Express | PCM | |
DTS-HD MA | PCM / DTS | |
PCM | All | PCM |
Connecting and Using an Audio Device Supporting LG Sound Sync (Optical)



You can connect an audio device that supports LG Sound Sync (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.
You can use the TV remote control to adjust the volume of the connected device.
Connecting and Using an Audio Device Wirelessly



You can connect wirelessly a Bluetooth audio device or a Bluetooth headset to enjoy your TV’s sound in richer quality and greater convenience.
If you have recently connected device that the sound bar supports LG Sound Sync, this feature automatically tries connecting to that device.
In some devices, this feature automatically tries connecting to the recently connected device when the TV is turned on.
We recommend that you connect an LG audio device that supports LG Sound Sync, using LG TV mode or LG Sound Sync mode on device.
This option is available only for some models.
Press Device Selection to view the connected devices or the devices that can be connected to connect any one of them.
You can use the TV remote control to adjust the volume of the connected device.
If the device fails to connect, check the power of the device to connect to and check if the audio device is working properly.
Depending on the type of the Bluetooth device, the device may not connect correctly or an abnormal behavior may occur such as unsynchronized video and audio.
Sound may stutter or sound quality may be reduced if:
- the Bluetooth device is too far from the TV;
- there are obstacles between the Bluetooth device and the TV; or
- used together with radio equipment such as a microwave oven or wireless LAN.
Using Audio Out (Line Out) / Wired Headphones



Select Wired Headphones or Audio Out (Line Out) to optimise audio output according to the device connected.
Some models may support the Wired Headphones function only.
If you connect the wired headphones while the TV is powered on, it automatically detects the wired headphones and redirects audio through them.
This function is available on certain models or in certain countries only.
Playing audio through the TV's internal speakers and external audio device simultaneously
Audio can be played through the multiple devices simultaneously.
Using Internal TV Speaker + Wired Headphones



Audio is played through the TV's internal speakers and the Wired Headphones simultaneously.
If you connect the wired headphones while the TV is powered on, it automatically detects the wired headphones and redirects audio through them.
This function is available on certain models or in certain countries only.
Using Internal TV Speaker + Audio Out (Optical)



Audio is played through the TV's built-in speakers and the audio device connected to the digital optical audio output port simultaneously.