Quoted from jackd104:The thing is, I’m interested in preserving the factory original nature of the board and don’t want to take off the original battery holder.
Quoted from thepinballworks:You should have tried this one;
http://www.marcospecialties.com/pinball-parts/RBM
Quoted from jackd104:If anyone has install advice that is actually helpful that would be appreciated.
Thanks
Jack
Actually that was the most simple and helpful post in the thread. Based on your stated purpose and skill level you bought the wrong part. Throw it into a drawer and buy the other one. Personally I use NVRAM and no longer use batteries at all.