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Dell OptiPlex 7020 Mini Tower Owner's Manual

Removing the Power Supply

  1. Follow the procedures in Before Working Inside Your Computer .
  2. Remove the cover.
  3. Disconnect the 4-pin and 8-in power cables from the system board and release the cable from the tab.
    Figure displaying how to disconnect the 4–pin and 8–pin power cables from the system board.
  4. Remove the screws that secure the power supply to the back of the computer. Figure displaying how to remove the screws that secure the power supply unit to the computer.
  5. Push in on the blue release tab beside the power supply, and slide the power supply towards the front of the computer. Lift and remove the power supply out of the computer.
    Figure displaying how to release and remove the power supply unit from the computer.

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