Dell 3905 Computer Drive User Manual


 
4. Follow the steps to remove the power supply unit:
a. Remove the screws that secure the power supply unit to the computer.
b. Push-in on the blue release tab at the base of the power supply unit [1].
c. Slide the power supply unit towards the back and remove it from the computer [2].
Installing the Power Supply Unit (PSU)
1. Slide the PSU towards the back of the computer until it snaps into place.
2. Replace the screws to secure the power supply unit to the computer.
3. Connect the PSU cables to their connectors on the system board.
4. Install the cover.
5. Follow the procedures in After Working Inside Your Computer.
Removing the Power Switch
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the:
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