Ok,
so in my quest to learn about updating our dashboards on our jtags, I have attempted to create a xenon_patch.bin file for use with the fbbuild freeboot creater. After several test flashes this patch does work! it's for xenons, you must use the fbbuild that has been hacked to create nands for 12625 dashboard (see post below this one)
This link is dead (sorry)
http://www.megaupload.com/?d=TBFQCM26