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Dual-Environment Testing: Operates flawlessly on a test bench (requires 5-18V DC power) or while mounted in a live machine (draws power directly from the driver board)
Dedicated DC-to-DC converter
Press SW1 on the J6 board to test
Gladiators
When the alkaline damage creeps through the traces
Williams System 9-11 Lamp Matrix Test board System 1 Dual-Environment Testing: Operates flawlessly onThis 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