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Contributor I
March 20, 2025
Answered

No sound from Playbar with Sony Bravia 8 XR80 OLED

No sound from Playbar after connecting to new Bravia 8 XR80 using Optical Audio adapter connected to eArc HDMI port on TV.

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Airgetlam
AirgetlamAnswer
March 20, 2025

I think you’re using the optical adapter wrong. It takes an optical signal, and changes it to an ARC signal, not the other way around. 

Does your new Sony Bravia not have an optical port? If not, you may need to strip the audio off using a fairly inexpensive HDMI switch with an optical out, but that will preclude using any ‘apps’ in the TV. 

Bruce

4 replies

Airgetlam
AirgetlamAnswer
March 20, 2025

I think you’re using the optical adapter wrong. It takes an optical signal, and changes it to an ARC signal, not the other way around. 

Does your new Sony Bravia not have an optical port? If not, you may need to strip the audio off using a fairly inexpensive HDMI switch with an optical out, but that will preclude using any ‘apps’ in the TV. 

Bruce
Contributor I
March 20, 2025

Yep, you're right.  What i thought wasn't the optical port on the TV really was.  Thank you.

Airgetlam
March 20, 2025

Heh. They do appear, sometimes, to be oddly shaped and different ports…and are, occasionally, on much older TV sets. It’s a mistake I’ve made, often enough…but generally, you’re looking at the back of the TV once, to hook things up. It’s not a big priority after that. 

Bruce
buzz
Grand Maestro
March 20, 2025

I recommend using the TV’s TOSLINK (optical) output. Most HDMI adapters will not support audio from the TV’s HDMI-ARC or HDMI-eARC port.