Quoted from donjagra:Yeah, but most of these circuits were made in the 80s and 90s. It is really bad for the electronics. Every time i get a board fixed it is $100. Not worth the risk.
The feature he is referencing is a software game reset. No power off then on. Its a feature of free play. I usually only do it of i am practicing something.
Not all machines have it. I think all the williams do.