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November 18, 2022
Answered

Sonos ARC + LG TV (eARC)

Hi 

 

My Sonos ARC has recently started losing connection to my LG TV every time I turn off/on the tv. (LG 65NANO886)

 

To reconnect i have to redo the complete setup process to obtain again sound from HDMI ARC. Have only turn on the CEC feature for the sound bar for the rest of device is disable.

 

Already have the last software update, but still have the same issues.

 

I have run a diagnostic which is 11742033711.

 

Any help is appreciated.

Thanks in advance.

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Jamie A
Jamie AAnswer
Sonos Staff
November 25, 2022

Hi @Anonymous, 

If you aren’t able to repeat the issues with the 2021 LG TV, then that would point to the issue being with the 2020 LG TV. 

In this case, I would recommend you reach out to LG to discuss this issue, as looking at the diagnostics, the TV isn’t receiving our CEC commands to initiate ARC and gives us a timeout error. The fact that this happens to your after the TV is switched on from standby also makes it seem like it’s an issue with that specific TV.

If you’re still having issues after speaking to LG and having them troubleshoot the issue on your TV, then I’d recommend reaching out to our support team as they have the necessary tools to help troubleshoot this issue with you. 

21 replies

December 2, 2023

Hello, lucky you!! My only solution was to turn off the e-arc funtion and since no issues with my LG TV!!