- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Inside view of your computer
- System-board components
- Recommended tools
- Screw list
- Left-side cover
- Top cover
- Right-side cover
- 2.5-inch hard drive
- 3.5-inch hard drive
- 2.5-inch hard-drive cage
- 3.5-inch hard-drive cage
- 460 W power-supply unit
- 850 W Power-supply unit
- Right tron-light board
- Processor liquid-cooling assembly
- Coin-cell battery
- Memory modules
- Solid-state drive
- Single-graphics card
- Dual-graphics card
- Front bezel
- Top bezel
- Bottom cover
- Processor fan and heat-sink assembly
- Processor
- Wireless card
- Antennas
- Front I/O-panel
- Front-chassis fan
- Top-chassis fan
- Front AlienFX LED boards
- Power-button board
- System board
- Device drivers
- System setup
- Troubleshooting
Alienware Aurora R11 Service Manual
Installing the 850 W 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 provides a visual representation of the installation procedure.
Steps
- Place the power supply on the chassis.
- Align the screw holes on the power-supply unit with the screw holes on the chassis.
- Replace the four screws (#6-32) that secure the power-supply unit to the chassis.
- Connect all the power cables to the power-supply unit.
- Align the screw holes on the power-supply unit bracket with the screw holes on the power-supply unit cage.
- Replace the two screws (#6-32) that secure the power-supply unit bracket to the power-supply unit cage.
Next steps
- Install the left-side cover.
- Follow the procedure in After working inside your computer.
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