Unrecognised board signature

I have just done the latest Windows update and my 50w Raycus has stopped working. When I fire up Lightburn, I get “Unrecognized Board Signature 0000208409002002” at the bottom of the page. I have tried reinstalling Lightburn, Update driver, Replace driver with ZADIG and even replaced the USB cable but I have had no luck. Any help anyone can give would be very much appreciated.

Sounds like the controller is not respondinng with the correct code…

There has been a couple of people that have had a windows update and over wrote the proper drivers…

It is odd that Lightburn is complaining as it sounds like it’s made a connection.

:smile_cat:

I ended up doing a clean install of EZCAD and Lightburn and used ZADIG to rewrite the drivers. It worked after that. Seems I must have missed a step somewhere along the line. I was hoping that after 14 months of this laser that it didn’t turn into a boat anchor.

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