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Contributor I
September 8, 2021

Sonos Arc & LG G1 with eARC: Issues using Bluetooth Headphones

  • September 8, 2021
  • 52 replies
  • 11744 views

Hi Sonos Community,

Having issues using the LG G1 and the Sonos Arc when I want to use Bluetooth headphones on the TV. Maye one of you have some insights?

So I’ve done quite a bit of research and nothing I do in the settings of either the ARC or the G1 fixes the issue. I have seen and read through the entire thread in the other channel but thought it worthwhile starting a new channel in the Troubleshooting section. 

I have reached out to Sonos via LiveChat and they advised that this is known. I have logged a support case with LG as well. 

Trying to set the G1 to use a pair of wireless headphones using Bluetooth whilst the ARC is connected using eARC.

The ARC keeps forcing the audio out connection back to itself. The Bluetooth connection to the headphones disconnects after about 1-2 seconds when it reverts back to the Sonos Arc as the audio output device.

I understand that this is how HMDI-CEC is meant to work but have tried everything to stop this behaviour, even setting the TV to optical out but the ARC just keeps taking over.

Things I’ve tried:

1. Disable QuickStart+
2. Disable eARC Support
3. Change Audio Output to Optical
4. Disable HDMI-CEC (reverts back to Simplink On after a few seconds)

Outside of physically disconnecting the bloody Arc from the TV, is there any other way of getting this working? Seems to be an issue for all TVs with eARC?

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52 replies

Lyricist II
January 19, 2023

I don't have any issues with Samsung or LG Soundbars. Additionally, Samsung Soundbars have a remote and an option to turn off the Soundbar.

Or would be great if the Sonos app add a feature to turn off the Soundbar so that prove have the option when Simplink option doesn't work.

Contributor I
January 25, 2023

I have the same problem. Lg g1 Sonos arc. It would be very nice if it can be fixed 

Lyricist II
January 29, 2023

Same problem with my LG G2. Turning off simplink doesn’t work and it turns back on almost instantly.

Unplugging the HDMI from my Beam Gen 2 is the only solution so far.

Ken_Griffiths
January 29, 2023

Same problem with my LG G2. Turning off simplink doesn’t work and it turns back on almost instantly.

Unplugging the HDMI from my Beam Gen 2 is the only solution so far.

Then I would perhaps contact LG customer support - as Simplink (CEC) should not be doing that - I have their C9 OLED with the Sonos Arc attached and two other (different models) of LG TV with Ray & Beam attached and in all three setups ‘Simplink’ stays disabled when I turn it off and want to use Bluetooth or headphones. It maybe a firmware issue on your model of TV.

Lyricist I
February 18, 2023

Same problem here. LG G2 plus ARC. Can't switch to headphones:// I have few speakers from Sonos. But I think I'll change arc to sth else :/// in G2 I can't turn of CEC :/

Ken_Griffiths
February 18, 2023

Same problem here. LG G2 plus ARC. Can't switch to headphones:// I have few speakers from Sonos. But I think I'll change arc to sth else :/// in G2 I can't turn of CEC :/

What happens when you disable Simplink/Auto-Power Sync and then switch the TV sound out settings? 

Lyricist I
February 18, 2023

Simplink turns on immediately itself

:(

Ken_Griffiths
February 19, 2023

Simplink turns on immediately itself

:(

I would call LG Support, as I have 3 different models of LG TV in my home, including their C9 OLED and all of them allow me to disable ‘Simplink’, that’s with either a Sonos Arc, or Beam (gen2) attached, to use either a Bluetooth connection, or headphone port. My thoughts are it’s a TV firmware bug that requires an update, but see what their Support Staff say.

Lyricist I
February 19, 2023

I’ll call them. I'll come back with answer here. We'll see

Contributor I
April 29, 2023

I have the exact same issue here. I stopped at Best Buy (it’s where I bought the system), my local TV dealer that sold my LG C2, I called Sonos and LG 2 times. No solution was found, except physically unplug the Sonos Arc from the TV. SIMPLINK cannot be disabled (comes back on after 2 seconds), and nothing in the Sonos app is able to stop the TV to automatically switch audio output to HDMI (ARC). LG representatives says it’s Sonos fault. Sonos representatives say it’s LG fault. My TV dealer never saw such issue on any other system, thus I doubt it’s a Standard issue that would come from CEC/eARC/SIMPLINK specifications. Or other manufacturers more wisely bypassed the specs for consumer convenience. The only solution I can find is to return my 3000$ system to Best Buy, cause I don’t want to physically unplug the Sonos arc each time I want to use my headset, which is the only solution that a Sonos representative gave to me yesterday.