: If the machine won't jog (move), check the flashing "Reset" button in Mach3. You must click it to clear the emergency state.
Before you plug anything in, it is vital to understand the components you are working with. Most 3040 CNC machines utilizing a USB connection rely on a specific type of controller board. 3040 cnc usb setup
Electrical noise (EMI) from the VFD (spindle driver) is traveling back through the USB cable. : If the machine won't jog (move), check
Connect the 4-pin aviation cables from the control box to the corresponding stepper motors. 3040 cnc usb setup