Jtech Laser Confusion

[ben (Benoît Marchal)]

You inquired on how to home, so I provided the required explanation. But we all agree that homing is optional if you are confident in your g-code.

@Spes

Once 1f is “homed” I can’t turn the laser on low power to set zero relative to workpiece.

There’s a known bug with MDI. You have other options to zero your part, in this other thread I explain the two options I use:

Help with Jtech Laser first use

If using the Makita router, you don’t need to change the settings in the controller after you setup your laser. I use Lightburn so I cannot help with VCarve. Note that GRBL usually works well for the 1F. I zero the laser by eye, mine is an Opt Lasers. Two options, depending on the situation: the air assist nozzle is good approximation of the laser position. You need to find a similar physical reference on your laser. I have written a small g-code (laser - minimum.nc - 210 Bytes) to fire the …