It has been mentioned before, sort of sparked by JDW's find, but I thought I would add this topic to kick-off discussion of possibly reverse engineering the board or other similar boards.

Here is a lower-resolution version of the original x-ray image I have. It was automatically composited by the x-ray equipment, and is not the best stitching, but it is pretty clear overall.



Here is a link to high-res version: http://ge.tt/87Pfkt8?c If someone can upload it somewhere and repost a link here for future reference, it would be appreciated. The original file size is 7MB and too big to attach here.