re-run the test - mine did this, and said it was wrong twice, and okay the third time. Play some vocals that you're familiar with and see if it sounds rubbish.
Sony KDL40W4500, Denon AVR-1909, Sony BDP-s760, Humax Foxsat, B&W 685 Theatre, RDR-HXD870, soundstyle z2, iPod, Denon ASD-11R, Nintendo Wii, QED & Chord HDMI, QED Silver Anniversary XT, Tacima CS929, Chord Crimson analogues, Copperline-Alpha