Replacing the power-supply unit
WARNING: Before working inside your computer, read the safety information that shipped with your computer and
follow the steps in
in
After working inside your
www.dell.com/regulatory_compliance.
Procedure
WARNING: The cables and ports on the back of the power-supply unit are color-coded to indicate the different
power wattage. Ensure that you plug in the cable to the correct port. Failure to do so may result in damaging the
power-supply unit and/or system components.
1
Align and place the metal bracket on to the power-supply unit.
2
Replace the four screws (#6-32x6) that secure the metal bracket to the power-supply unit.
3
Press and hold the securing tab on the chassis and slide the power-supply unit into the chassis until it snaps into position.
94
Before working inside your
computer. For more safety best practices, see the Regulatory Compliance home page at
computer. After working inside your computer, follow the instructions