Plug your genuine JCZ DLC control board into your computer via the PCIE slot or USB cable. If your vendor supplied a separate USB encryption dongle, plug it into an open USB port. 2. Install the Drivers
Open the Windows Device Manager. Ensure that the JCZ device drivers are listed correctly and do not show a yellow warning triangle. EZCad3 requires specific 64-bit drivers. ezcad3 license key
If you are a hobbyist on a tight budget, consider starting with (which can sometimes be found used with a legitimate dongle for under $100) or an open-source alternative like LightBurn (which has a per-machine license for roughly $60 for a galvo license). But if you need the professional reliability, stability, and safety of EZCAD3, do the right thing: buy a genuine controller board, install the official software, and put your laser to work with confidence—and without a backdoor trojan watching your every move. Plug your genuine JCZ DLC control board into