1. Unpack the Opt Lasers PLH3D-CNC Adapter. Cut the zip ties.

Power Cable For Engraving Laser HeadPLH3D-CNC Universal AdapterX-Carve Signal Cable for PLH3D-CNC Adapter


  1. Connect the 2 core wire Adapter inputs to the spindle outputs on your X-Controller.
  • Connect the Brown wire to "Spindle (PWM)".
  • Connect the White wire to "GND".






  1. Connect the the other end of the 2 core wire Adapter to the PLH3D engraving and cutting laser inputs.
  • Connect the Brown wire to pin 2 "PWM/TTL Input".
  • Connect the White wire to pin 4 "GROUND".








  1. Open the cable drag chain on the X-Carve.
  • Use a small flat head screwdriver to open the drag chain.



  1. Feed the 5-core wire from the Adapter through the entire length of the drag chain. Let it come out near the Mounting Plate on the spindle holder.
  • Make sure that there is enough wire when the Z-Axis is lowered all the way.

Wirring for Laser Docking Station



  1. Close the cable drag chain on the X-Carve.
  2. Ensure that you plug the terminal blocks in the correct way into:
  • the female part of the LaserDock 



  • the Adapter Output
    NOTE: The pinout for the Adapter Output or LaserDock should mirror the Laser Modules pinout.




  1. Attach the laser module to the spindle mount.



  1. Put on your safety glasses and ensure nothing unintended is in the path of your laser.
  2. Ensure that the Adapter is Off. Connect Power Supply to the Adapter.

PLH3D-CNC AdapterDesktop Power Supply for Laser Upgrade