My xbox 360 cannot play games & cannot update

Ken_89 Posts 1 Registration date Friday June 27, 2014 Status Member Last seen June 27, 2014 - Jun 27, 2014 at 11:17 PM
I already tried clearing cache but it doesn't work.I cannot play any games on my xbox including downloaded games and i cannot update any apps.When i start the games my screen appear black and i still can open xbox guide but when i back to home it stuck and cannot do anything.