Pictures - http://www.flickr.com/photos/80491849@N00/

Articles:
http://www.gameshout.com/news/112005/article1738.htm
http://www.xbox-scene.com/xbox1data/...yEHasmrPqu.php

The problem seems to have to do with the power brick. There are two kinds (different colors) and one of them is faulty. Apparently people are supposed to send them in and wait a week for replacement.