Which System 11 CPU boards fit which games
A System 11A board also runs System 11 games, and a System 11B board runs 11A, 11B and 11C games. System 9, System 11, System 11C and WPC boards only run games of their own system.
Systems
- Williams System 9
- Williams System 11
- Williams System 11A
- Williams System 11B
- Williams System 11C
- WPC Alpha-Numeric
- WPC Dot Matrix
- WPC Fliptronics
- WPC DCS
- WPC-Security (WPC-S)
- WPC-95
Related tips
- System 9 CPU and sound test EPROMs
- Which System 11 CPU boards swap between generations
- How to tell a System 11C CPU from an 11B
- Setting up Leon's System 11 CPU test EPROM
- WPC CPU board versions and where they fit
- System 11 CPU board part numbers and spotting features
- What is on the WPC CPU board
- System 11A-11C CPU LEDs: normal state
Source: Pinball Machines: How They Work & Troubleshooting, Norbert Snicer