Removing the Power Supply1. Follow the procedures in Before You Begin.2. Remove the computer cover (see Removing the Computer Cover).3. Disconnect the DC power cables from the system board and the drives.4. Remove any cables from the cable routing clip on the power supply.5. Remove the four screws that attach the power supply to the back of the computer frame.6. Press the release button located on the floor of the computer frame.7. Slide the power supply approximately 1 inch towards the front of the computer.8. Lift the power supply out of the computer.Installing the Power Supply1. Slide the power supply into place.2. Replace the four screws that secure the power supply to the back of the computer frame.3. Reconnect the DC power cables.4. Connect the AC power cable to the connector.5. Run the cables underneath the clips, and press the clips to close them over the cables.6. Replace the computer cover (see Replacing the Computer Cover).NOTE: Note the routing of the DC power cables underneath the tabs in the computer frame as you remove them from the system board anddrives. You must route these cables properly when you replace them to prevent them from being pinched or crimped.1 release button 2 power supply 3 screws (4)4 AC power connectorCAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug the cable into the computer.