Quoted from Homepin:You can only swap it if you can do all of the IT trickery suggested in the earlier post.
Not every owner wants to learn all of that computer crap just to fix a pinball machine.
Huh? Why would you have to do all the diagnostics? If you suspected the mother board just swap it out with a new one. Either it fixes your problem or it doesn't. If not just send the motherboard back....