Found this one:
. go to http://service.xbox.com
2. In the left column display under console management, click on "register a console."
3. Either register a new windows live ID or login with one you currently have.
4. Click on the "register a console" button.
5. Enter the serial number of your xbox 360 (found on the back of the unit) and all of the other informaiton. everything but your serial can be bogus, but just make sure you have your region on united states and correct zip codes according to state and then hit submit.
6. Your console should show up, and click the "request a repair" button that is right under it.
one of two things will happen:
Either A) an error screen will pop-up stating "This service is temporarily...