Removing the 460 W power-supply unit
Prerequisites
NOTE: Note the routing of all cables as you remove them so that you can
route them correctly after you replace the power-supply
unit.
About this task
The following images indicate the location of the power-supply unit and provides a visual representation of the removal procedure.
![Image: Removing the 460 W power-supply unit](https://dl.dell.com/content/guides/public/Html/alienware-aurora-ryzen-service-manual/images/GUID-0F68209D-5960-4348-8CC6-E4434F6BC09E-low.jpg)
![Image: Removing the 460 W power-supply unit](https://dl.dell.com/content/guides/public/Html/alienware-aurora-ryzen-service-manual/images/GUID-EAE72AC5-6EFE-4B87-B557-3D8DD87ED647-low.jpg)
Steps
- Remove the two screws (#6-32) that secure the power-supply unit bracket to the power-supply unit cage.
- Lift the power-supply unit bracket off the power-supply unit cage.
- Slide the power-supply unit cage release latches to the unlock position.
- Lift the power-supply unit cage and rotate the power-supply unit cage away from the chassis.
- Press the releasing clip on the power-cable connectors and disconnect the power cables from the graphics card.
- Disconnect the power cables from the hard drives.
- Disconnect the processor-power cable and system-board power cable from the system board.
- Rotate the power-supply unit cage towards the chassis.
- Remove the four screws (#6-32) that secure the power-supply unit to the chassis.
- Slide and lift the power-supply unit, along with the cables, off the chassis.
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