Mach3 Interface Board Wiring Diagram -
Most dedicated CNC power supplies have a "COM" (Common) and a "V+" terminal.
Let’s wire the system. Assume you have a 4-axis board (TB6560 or similar). Mach3 Interface Board Wiring Diagram
The Silent Bridge: Wiring the Mach3 Interface Board Most dedicated CNC power supplies have a "COM"