Screen went blank after 4 days past warranty. hp lap top from bestbuy . they charged me a total of $160 for shipping and dianostic to hp. hp said hd was blown, will fix for $450. no send it back to bestbuy and i will pick up.i took it home put the battery back in and fooled with it some more and now it works perfect. (i know nothing about laptops, but the hd was not blown.it was a geek squad person that started this ordeal. read full review »