New replacement drop target contact circuit board kit for early Williams System 3 through System 6 solid state pinball machine drop target assemblies.
This 5 board kit is designed for:
Williams ALIEN POKERWilliams DISCO FEVER
Use with horseshoe shaped leaf switch copper contacts (sold separately)
This new design includes:
Board mounted switch diodes to eliminate externally mounted parts and some of the associated wiring
On-board jumpering and diode for the 'all-down' circuit, to further eliminate external wires
Extra wiring holes eliminates need to double up wires in solder connections
Wiring holes spaced for utilizing an optional .156" connector header
Board labeled to identify wires
Reference:
1B-2001-124
1B-2001-124-4
A-7969
A-7969-A