Alarm 3 how to resolve

how to troubleshoot this?
ALARM:3

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

On or near line 0:

Start with the Alarm 3 doc:

Which leads to the Connection Troubleshooting doc:

TL;DR: Using a good-quality USB cable with ferrite cores bought from a reputable supplier seems to cure a remarkable number of communication problems.

1 Like

This topic was automatically closed 30 days after the last reply. New replies are no longer allowed.