my panasonic sc-pt460 home theater kit is 13 months old and connected to viera link panasonic 42tv,it has just started to turn its self off does not respond to anything you ask it to do,then for no reason at all, wile the player is turned off it switches its self on a works for a wile,and works then back to problems.please help and thank you

nicholas elphick, January 2010