Odds are that if you only have to change codes for the TV and receiver there will already
Be something in the database that will work. Will not be listed as the right model number
But you have the ability to test IR codes from other models, and can then add to existing
file.

I would start by saving the file you have now, and renaming so you still have a copy of
The original. This always seemed like a strange process with the software to me, so just make
Sure you have a new file where ever you chose to save it before you start.