Dell G5 5000 Service Manual page 40

Steps
1. Lay the computer on the right side.
2. Disconnect the power cables from the system board and remove them from the routing guides on the chassis.
3. Remove the three screws (#6-32) that secure the power-supply unit to the chassis.
4. Remove the two screws (#6-32) that secure the power-supply unit cover to the chassis.
NOTE: This step is applicable only on computers that are shipped with power-supply unit cover.
5. Press the securing clip and slide the power-supply unit away from the back of the chassis.
6. Slide and lift the power-supply unit cover off the power-supply unit.
7. Lift the power-supply unit off the chassis.
Installing the power-supply unit
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
CAUTION: 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.
About this task
The following images indicate the location of the power-supply unit and provides a visual representation of the installation procedure.
40 Removing and installing components