Order/Invoice ID: #20691
Issue Product Name: MP-60 LiteMarker 60W Split Laser Engraver Fiber Marking Machine
Issue Description: USB from Laser gets - "Unknown USB Device - Device Descriptor Request Failed
Issue Scenario(Appears on first use OR Appears after a period of use):Has never connected the first time
Any resolution on this issue? I’m facing the same problem and pulling my hair out. Changed computers, changed USB cables. I’m starting to think it’s the board in the laser controller.
Had to change the USB comms card in the laser controller- attaches to the main board
Was in warrenty at the time