Well I was playing Batman Arkum Aslym when I got up to go eat dinner. When I returned no more then ten minutes later, the TV screen was green, so I tried turning off my 360 and turning it back on, and the circle on the face plate was flashing red. Is this the red ring of death thing? What should I do? I've had this 360 since 360 first came out so I don't want to return it if I don't HAVE to