Country jumpers W13 to W18 on pre-WPC-S CPU boards

W13 and W14 are always in. Typical settings, listing which of W15-W18 are fitted: America2 none; America all four; Spain W16, W17, W18 (W15 removed); Europe W15, W17, W18 (W16 removed); French W15 and W16 only; German W15, W16, W17 (W18 removed). They sit left of the U9 ASIC and may be wire jumpers or, from about Star Trek: The Next Generation, a DIP switch. Confirm the setting in the game manual.

Systems

• WPC Alpha-Numeric
• WPC Dot Matrix
• WPC Fliptronics
• WPC DCS

Related tips

• Pre-WPC-S CPU EPROM size jumpers W1 and W2
• CPU board from an early game won't boot: ROM jumper W1
• What is on the WPC CPU board
• What fails on a WPC CPU board
• Running a WPC CPU board on the bench
• WPC CPU board versions and where they fit
• Bench-check the WPC CPU switch matrix circuit
• Which System 11 CPU boards fit which games

Source: Repairing Williams/Bally WPC Pinball Games from 1990 to 1999, Part One, Clay Harrell (pinrepair.com)