I would love to help! It would help if you could send me some picts of the outside and inside of the machine. My E-mail address is
dpynenberg@new.rr.com
The retrofit basically requires a purchase of a parallel port breakout board and the removal of a few boards from the machine. Your stepper drives hook up to the breakout board and your ready to go. I can walk you through the steps, it's pretty easy to do.
Dale P.