Stopping in the middle of a burn

[Rick (Technical Evangelist)]

Yes, it looks like your control board,

@dirtydiver

Reset while in motion. Grbl cannot guarantee position. Lost steps are likely. Re-homing is highly recommended.

This could be your USB connection having issues or an issue with grounding.

How to troubleshoot connection issues with USB

A very common problem with Windows systems and lasers is the way Windows handles USB connections - If it thinks a connection is idle, it can put the port into a power-save mode, which can make your device stop talking to it. This is especially common with laptops. If you are having issues where you often lose the USB connection after a period of time, try the following: Windows 7: Disable USB Power Management on Windows 7 Machines Windows 10: How to disable Windows 10's 'USB selective suspen…

ORTUR LASER MASTER 2 - Service Notice - Grounding

ORTUR LASER MASTER 2 - Service Notice - Grounding Full Documentation: http://ortur.tech/orturgrounding Some users have been reporting and experiencing Static Electricity build up in their machines while in use, especially on raster engraving operations. This build up of Static Electricity can become severe to the point that its discharge – via the 12v rail – can cause the motherboard to reset. Therefore causing interrupted engraving operations (Alarm 3/Connection Lost errors). In extreme cir…