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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Press SW1 on the J6 board to test
Disclaimer: That Old Pinball accepts no responsibility for equipment damage or personal loss resulting from improper use
520-5033-02
Optional Upgrade: High Voltage (HV) Kit
Williams System 11 (11A
Williams System 9-11 Lamp Matrix Test board System 1 Press SW1 on the J6This 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