No sounds!

[wireless]

I lost the sound on one of my tv. The one downstairs works fine. I tought it was the tv the problem but sound is ok on netflix. If I pick anything in the guide menu all tv channel have no sound and stingray too.

More... (https://forum.telus.com/t5/Internet-TV-Home-Phone/No-sounds/m-p/84030#M15803)