Just search "ROW Reflash" there is lots to educate those who are interested. There are lots of other threads on the ROW reflash subject -no need to repeat it all here.It is an old story with new twists.
If you need help with a DIY rebuild,try this:
http://www.renntech.org/forums/tutorials/article/303-repair-dont-replace-the-sai-easy-diy/
You'll probably need to log in to see it.