My xbox is messing up?

First this is not the red ring of death so my little brother was play the xbox for like 3 hours and it was working great but as soon I started playing it 20 min in and it stop working and it show the 2 flashing light I font know wat to do so please help

Sal2012-07-09T12:25:43Z

Favorite Answer

It's overheating. Just turn it off and let it cool for an hour or so.
The best way to prevent this is to keep the Xbox 360 horizontal and to make sure the vents are not blocked and are able to have air flow.