Secure the MIDI jack with two M3 screws through its mounting holes.

Slide the rings on the 3D printed mount over the DC jack and MIDI jack. Secure the ring over the DC jack with the DC jack nut.

Secure the USB micro B barrel jack to its mounting hole.

Plug the micro B USB extension cable into the Pico 2.

Grab the lid and screws that came with the enclosure.

Secure the lid with the four screws on the bottom of the main enclosure body.