Saturday 14 April 2018 at 08:44
Quoted from vireland:Combination of watchdog circuit and the power supply output dropping too low under heavy load. There's a potentiometer in the power supply you can turn up a smidge so the power doesn't drop below the watchdog threshold and reset the machine. It's a known problem with all Spike...
Source: http://pinside.com/pinball/forum/topic/where-is-the-kiss-code/page/77#post-4338299