Well today ive noticed im not getting no sound from my right rear speaker at all everything else no problem now i called logitech tech support they told me plug in my ipod to the black wire so i did and same issue only left rear works nothing for rear right then i plugged in the speaker into a diffrent port in the sub wont turn on.What could of caused this issue playing it to loud?something over heated the speaker etc?anyway they told me i can return 2 parts and get a brand new set which im going to do.but any help would be great thanks