How to Test Your Computer''s PSU With a Multimeter
Put the black multimer probe on any of the grounded pins. For a standard 24-pin ATX connector, that''s pin 3, 5, 7, 15, 17, 18, 19, or 24. We''ll be using pin 15 because its location directly adjacent to the power jumper means it''s easy to identify. With the black probe on a grounded pin, touch it to any other pin and confirm that the readout …
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