Williams WPC MPU-089 Board

https://thepiratebay.org/torrent/6337010/pinrepair.com_Pinball_Machine_Repair_Guides___And_other_misc_Pin

Power for testing via 7 pin J210

• Pins 1,2,3 = ground
• Pins 4,5 = +5 volts DC
• Pins 6,7 = +12 volts DC

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RottenDog MPU089 Jumpers