• 1
    Print out components

    Print the base and screen bracket, and one of the covers (with or without IR LED holes).

  • 2
    Reverse IR LEDs
    The IR LEDs on most of the sensors are pointed along the plane of the PCB. Remove the LEDs (paying attention to polarity as it's not normally marked on the PCB) and reinstall them on the back perpendicular to the PCB. The sensitivity dial should be on the opposite side of the LEDs now.
  • 3
    Insert Heat Nuts

    Use a soldering iron or heat set tool to install the 7 3x3 heat set inserts into the screen bracket and base.