've had labtop 'EMACHINE E627' The sceen went black after I had use it..I thought maybe the 'SLEEP SETTINGS' broke on my labtop. The labtop would power on with sound of the fan going, but just a 'Black sceen' WHAT CAN I DO? YOUR HELP? later I plug my 'mp3 into the 'usb ports' and it works the sceen turn on! cazy but what does this mean??