hi.i have a laptop.hp pavilion g6 with win 7 homepremium..i m in a prob since a few days.my laptop is often on downloading and never make a problem.but now when its on downloading and display is of it crashed after some time and no display come back till i restart it.plz help.i chek every setting that is good.system windows is up to date .but till display is on its good after display turned off automatically it crashed.plz help