Steps
1. Disconnect the power-supply unit cables from the power-supply unit extension cables on the right side of the computer.
2. Note the cable routing when removing the power-supply unit cables through the slot on the right side of the computer.
3. Lay the computer on the right side.
4. Release the power-supply unit cables from the securing clip.
5. Press the release clips on the power-supply connectors and disconnect the power-supply cables from the system board.
6. Press the release clips on the graphics-card power connectors and disconnect the graphics-card power cables from the
power-supply unit.
7. Slide the release latch to the unlock position and lift the graphics-card bracket away from the graphics card.
8. Remove the two screws (#6-32x1/4") that secure the power-supply unit bracket to the power-supply unit.
9. Slide and lift the power-supply unit bracket from the power-supply unit.
10. Remove the four screws (#6-32x1/4") that secure the power-supply unit to the chassis.
11. Slide and lift the power-supply unit, along with the cables, off the chassis.
Installing the power-supply unit
Prerequisites
If you are replacing a component, remove the existing component before performing the installation 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.
About this task
The following images indicate the location of the power-supply unit and provide a visual representation of the installation
procedure.
Removing and installing components
37
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