Use the credit button for help in WPC tests

In most WPC tests, pressing credit brings up a help screen. In the solenoid test (repeat mode) it lists wire colours, connector and pin, driver and pre-driver transistor locations and the fuses for that coil.

Systems

• WPC Alpha-Numeric
• WPC Dot Matrix
• WPC Fliptronics
• WPC DCS
• WPC-Security (WPC-S)
• WPC-95

Source: Pinball Machines: How They Work & Troubleshooting, Norbert Snicer