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When the alkaline damage creeps through the traces
Gladiators
Dedicated DC-to-DC converter
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Williams System 11 (11A
Williams System 9-11 Lamp Matrix Test board System 1 When the alkaline damage creepsThis circuit board is a Williams System 9 11 Lamp Matrix Indicator, a essential diagnostic tool for pinball repair. It is designed to simulate a playfields lamp matrix using an 8x8 LED display, allowing you to quickly isolate whether a lighting issue is on the CPU driver board or within the machine's wiring harness. Product Description The Williams System 9 11 Lamp Matrix Indicator provides a clear, real time visual representation of your pinball