Ubiquiti Networks NanoSwitch N-SW Guia De Inicio Rapido página 8

3. Remove the Port Cover by pressing on its center and sliding
it down.
Note: If you are using a drain wire for grounding,
proceed to the Connecting Power section.
4. Remove the Self-Tapping Screw and nut from the Ground
Bonding Point, and drill a 4.5 mm pilot hole into the pole.
4.5 mm
Drill Bit