How to Test an Outlet with a Multimeter: 8 Steps

Each outlet in a duplex receptacle has a long slot , a shorter slot , and a half

Most outlets have three slots: a rounded half-circle , a long thin slot , and a short fat slot Measure

which m2 slot to use Incorrectly wired receptacles are not uncommon A three-slot receptacle has a hot-slot , a neutral slot and a grounding slot

which expansion slot is used by an nvme compliant device_ Note: If one slot of a two-slot receptacle is longer, the receptacle will be polarized That is, a receptacle's brass screw terminal will connect to a hot