This is the JP1 beginners forum. There's no such thing as a stupid question in here, so post away, but this forum is just for JP1 users and people considering JP1, non-JP1 users please use the appropriate forum above!
That file works great. I didn't realize that it was created for the 520. If I figure out what happened in my process that made my upgrade fail, I'll let you know.
Thanks for all your help. I have a fully functional remote now.