Sovol Laser Box

[berainlb (PY)]

Check out this post. The workaround may apply for you:

Lightburn not connecting Marlin 2.0.9.2 board via USB

Lightburn cannot connect to my RUMBA board running Marlin 2.0.9.2. It gets stuck on Waiting for Connection. I made the Device profile manually and selected Marlin as the connection type. Right clicking on Devices does not connect (just prints a new “Waiting for Connection” prompt in the console). Lightburn seems to continually send G0 but doesn’t get a response (that prints in the LB console, at least). Resetting the board in this state doesn’t change anything. Neither does unplugging and replu…