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Contributor II
August 14, 2021

2020 Samsung qled + AppleTV 4K + Arc = no sound

Here’s my setup:

Apple TV —> HDMI to 2020 Samsung qled

Sonos Arc —> HDMI eArc to TV

Here’s the problem:

I get sound when clicking around on the AppleTV menus, but no sound when I play anything. Nothing through Netflix, Hulu, Disney, or iTunes. 
 

I DO get sound when I don’t use AppleTV and just use the apps through the TV. 
 

I know this is an issue that others have, but Apple doesn’t have a solution besides turning off all surround sound and I haven’t seen Sonos provide any support to resolve it. 
 

All new brand name tech and they don’t work together??

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37 replies

Lead Maestro
August 14, 2021

Please post your current audio settings on your TV and Apple TV. Also tell us your specific TV model.

"Receive with simplicity everything that happens to you." - Rashi
drenAuthor
Contributor II
August 14, 2021

Please post your current audio settings on your TV and Apple TV. Also tell us your specific TV model.

 

 

TV: QN75A85AAFXZA (updated- version 1506)

TV audio: Receiver (HDMI-arc)

Apple Audio Settings attached: no other option to change ATV audio output from tv speakers unless you change audio format 

 

Lead Maestro
August 14, 2021

Is the Arc connected to the HDMI 3 port on your TV?

Also be sure you have HDMI eARC set to 'Auto' and Digital Output Audio to 'Passthrough’ on your TV.

"Receive with simplicity everything that happens to you." - Rashi
drenAuthor
Contributor II
August 14, 2021

I believe it’s 3, it’s in the only e-arc

hdmi-eArc is set to auto

digital audio to pass through

 

Lead Maestro
August 14, 2021

Make sure the TV has the latest firmware installed and unplug the TV, Apple TV, and Arc from power for a couple of minutes.

What HDMI cables are you using?

"Receive with simplicity everything that happens to you." - Rashi
drenAuthor
Contributor II
August 14, 2021

Unfortunately that doesn’t do the trick

 

Sonos hdmi cord for the Arc and a new 4K@60Hz, 18Gbps hdmi for the Apple TV (at least I think that’s the one on there)

Lead Maestro
August 14, 2021

Is Anynet+ (CEC) enabled on your TV?

Does anything change if you disable the Dolby Atmos Compatibility setting on the TV?

Do you get any audio if you set Change Format to On and select Dolby Digital on the Apple TV?

You might also try connecting the Apple TV to a different HDMI port.

"Receive with simplicity everything that happens to you." - Rashi
Contributor I
November 7, 2021

I think the problem is the cables. I think you need HDMI 2.1 (8k) cables to get Dolby atmos. Both between apple - tv and tv - arc. 
 

106rallye
November 7, 2021

I do not think cables need to be changed for transporting sound. Images need high speed cables, sound (even in uncompressed form) do not. As I understand it the standard cable Sonos packs with the Arc is 1.4.

Lyricist I
November 9, 2021

I changed my setting on audio to always be Dolby Digital 5.1 instead of stereo. Whenever the TV sends stereo, it messes up.