Williams System 3-6 Displays: Repair vs. LED Upgrade
Williams System 3-6 Displays: Repair vs. LED Upgrade Read More »
Tech Tips
Tech Tips
Tech tips for restoring and maintaining classic pinball and arcade machines. Covering Bally, Stern, and Williams repairs including power faults, rectifier boards, NVRAM upgrades, connector repinning, JAMMA wiring, diagnostics, and common board level fixes.
