Repairing and Testing an old Bally Solenoid Driver Board - 1978 Strikes And Spares Pinball Machine
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Basic Bally Pinball Lamp Board Repair 1977- 83
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Part 9: 1980 Bally Mystic Pinball Project. Low 5 volts on Solenoid Driver resolved & Play Testing!
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Repairing the Power Supply - Bally's 1979 Future Spa Pinball Machine!
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