Laser Engraver Forum

Update ..issue fixed..it was user error install I wired the driver board ttl + to arduino pon d11 and ttl - to arduino gnd pin and now the laser powers on immediately at start of toolpath There were no instructions with the new laser However for some reason when i power on the controller board the n...

I think i may have found issue...it may have something to do with ttl and eiring issue...there were no instructikns with the new laser so i copied same as orig laser but i think is wrong since the laser driver board is diff.

hi i have a home hobby GRBL based laser engraving machine..the machine had and has no issues with its original 2w diode laser..it works fine i decided to add a more powerful 5.5W laser head i installed the new driver board and laser head and the issue is when a toolpath is started the laser fan powe...