**Goal
Demonstrate what all the input and output wires (J1 and J2) on the P2140 do and where to connect them. We'll also provide a quick overview of the jumpers that control how your primary and secondary output rails behave.

**Learn
How to quickly wire and configure the P2140.

**Equipment
Screw driver, electrical tape, multimeter (optional), wire strippers, p2140

**Next Time
How to splice your AC/DC brick to power your laptop/mini computer.