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Power Supply
Dell™OptiPlex™320User'sGuide
Replacing the Power Supply
DC Power Connectors
Replacing the Power Supply
1. Follow the procedures in Before You Begin.
2. Disconnect the DC power cables from the system board and the drives.
Note the routing of the DC power cables underneath the tabs in the computer chassis as you remove them from the system board and drives. You must
route these cables properly when you replace them to prevent them from being pinched or crimped.
3. Remove the four screws that attach the power supply to the back of the computer chassis.
4. Press the release button located on the floor of the computer chassis.
5. Slide the power supply approximately 1 inch towards the front of the computer.
6. Lift the power supply up and out of the computer.
7. Slide the replacement power supply into place.
8. Replace the screws that secure the power supply to the back of the computer chassis.
NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your
computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis.
