checked all that to make sure.dont matter what im running thru afd,2 channel,surround,5.1 any and all the left is louder,even with the balence all the way to the right it still louder on the left,,could a wire inside be loose or somehting. just tryin to see if anyone might know before i unhook everything.and yes ive switched the speakers,used different speakers and diff wires,even switched the wires back and forth