At first I could wiggle the cables where they plugged into the inputs and the audio would come through, but eventually wiggling and putting pressure on them had no effect.
How can you fix this problem without buying a new system?
http://3.bp.blogspot.com/-oD8XxVy75R...board+burn.JPG
http://2.bp.blogspot.com/-h7xSkIjQ9R...+rca+jacks.JPG