Wednesday 30 May 2018 at 12:04
the 18v does not come from the transformer, it comes from the driver board. you can follow the wire itself very easily down to the driver bd. I just don't recall which plug at this point.the 12v is done on the display p/s however It's only really used by certain brands of displays. I think you hav...
Source: http://pinside.com/pinball/forum/topic/nascar-unusual-issue#post-4425443