I finally went over the edge, made my 4306 go into shutdown mode. I was playing Metallica S&M at about +10.0 in DD5.1 . I just wanted to see how far I could push it,my speakers sounded great. I guess I will set the vol. level back to 0.0 for the limit.

2-M80v2 VP150 4-QS8 EP500 DENON 4306 Panny AE900 Toshiba HD-XA1/PS3