Pioneer SX-315 "surround sound back ground noise" Questions

...surround sound mode all but eliminates the voice track. Sound can be heard from center channel but back ground noise and very very week voice track. Also recently it has started to kick itself off ...

...surround sound hello, when i play my blu rays through my ps3 which is connected to my sony strdg820 amplifier via hdmi i get a very slight hum through my surround sound speakers is there anything you ...

surround sound system (6 speakers including a sub-woofer). When the TV (Visio HDTV) is turned off, but the receiver is still on, we get a noticable humming noise constantly. What might be the problem?

...surround speakers when the transmitter is powered up and everything else is in stand-by. As soon as I switch on the amp it goes silent! What TV have you got because it seems to be my TV causing this ...

...surround sound receivers. I wish I could tell you of something that would fix your unit, but I don't think this will not be one of those rare occasions when resetting the unit or anything like that ...