New Swemmer Electronics replacemtn Williams System 7 CPU board.
Williams system 7 MPU board includes game ROMs of your choice. Please state game name in notes.
Replaces Williams part number: 1D-2001-133-7 for 1980 BLACK KNIGHT to LASER CUE, all Williams System 7 games.
Also used in HYPERBALL and shuffle bowlers like OMNI and BIG STRIKE. See compatibility tab below.
Comes with NVRAM, standard equipment. No batteries ever, 30 year life expectancy.
Uses both a 40 pin IDE ribbon cable to connect the Swemmer&trade brand driver or connect your original driver with the 40 pin molex header.
This CPU board is almost identical to the original System 7 CPU. It is Plug & Play and setup for your game, there are no switches or jumpers to set or change.
Simply add credits or set to free play and play pinball. Use original dipswitch settings to make adjustments to the game's software and coin door service switch options: i.e. No. of balls per game, Maximum Credits = 00 for Free Play, background sound on/off, etc.
Reference:
D-8342
1D-2001-133-7
Select manufacturer to view game compatibility

Display PCB - 4 digit satellite

20 pin 12 inch ribbon cable

20 pin ribbon cable 18 in long

Driver board United/Williams Sys 3,4,6
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PINSCORE Display PS-10749-P System for Williams pinball machines. PIN CONNECTOR STYLE

Power Supply board United/Williams/Data East D-8345

Power Supply board United/Williams D-8345 Data East REFURB