Look at this thread: Maximum Y Position 347mm? - there’s a bit of GCode to change origin. Also, double check you mounted your Y-linear rails correctly - several people did not align them properly with the intended dents in the baseplate.
Look at this thread: Maximum Y Position 347mm? - there’s a bit of GCode to change origin. Also, double check you mounted your Y-linear rails correctly - several people did not align them properly with the intended dents in the baseplate.