Quoted from PinballManiac40:Can you get the seller to take a picture of the CPU board so you can post it? It is the bottom left board.
Quoted from Undertaker:This poor lady has less of a clue than I do on these. She probably wouldn’t even know how to open it up, let alone remove the glass.
Personally, I wouldn't go $3k. They pop up often enough where you could get one for a lower price.
considering the owner doesn't know anything about it, it will probably need a couple hundred bucks worth of work--more, if the batteries leaked.