Dell Alienware Aurora R5 Service Manual

Removing the 2.5-inch hard 
drives
WARNING: Before working inside your computer, read the 
safety information that shipped with your computer and  follow the steps in 
Before working inside your computer. 
After working inside your computer, follow the instructions 
in 
After working inside your computer. For more safety best 
practices, see the Regulatory Compliance home page at 
www.dell.com/regulatory_compliance.
 
Procedure
1 Disconnect the data and power cables from the hard drive.
41 

2 Press the release tabs on the hard-drive assembly and slide the hard-drive 
assembly out of the hard-drive cage.1data cable2power cable3hard-drive cage4release tabs5hard-drive assembly
3 Pry the hard-drive bracket to release the tabs on the bracket from the slots  on the hard drive.
42 

4 Lift the hard drive off the hard-drive bracket.
NOTE: Note the orientation of the hard drive so that you can replace 
it correctly.
1hard drive2hard-drive bracket3tabs (4)
5 Remove the screws that secure the hard-drive cage to the chassis.
43 

6 Slide and lift the hard-drive cage off the chassis.1chassis2screws (2)3hard-drive cage
Prerequisites
Remove the left-side cover.
44 

Replacing the 2.5-inch hard 
drives
WARNING: Before working inside your computer, read the 
safety information that shipped with your computer and  follow the steps in 
Before working inside your computer. 
After working inside your computer, follow the instructions 
in 
After working inside your computer. For more safety best 
practices, see the Regulatory Compliance home page at 
www.dell.com/regulatory_compliance.
 
Procedure
1 Align the tabs on the hard-drive cage with the slots on the chassis and...

Removing the power-supply 
unit
WARNING: Before working inside your computer, read the 
safety information that shipped with your computer and  follow the steps in 
Before working inside your computer. 
After working inside your computer, follow the instructions 
in 
After working inside your computer. For more safety best 
practices, see the Regulatory Compliance home page at 
www.dell.com/regulatory_compliance.
 
Prerequisites
Remove the left-side cover.
Procedure
NOTE: Note the routing of all cables...

2 Slide the power supply unit release latches towards the top of the 
computer.1power-supply unit2chassis3power supply unit release 
latches (2)47 

3 Lift the power-supply unit while pressing and holding the graphics-card 
bracket.1graphics-card bracket2chassis3power-supply unit48 

4 Rotate the power-supply unit away from the chassis.1power-supply unit
5 Press the releasing clip on the power-cable connectors and disconnect the 
power cables from the graphics card.
6 Disconnect the power cables from the optical drive and hard drives.
49 

7 Disconnect the processor-power cable and system-board power cable from 
the system board.1power-supply unit2hard-drive power cable3graphics-card power cables 
(2)4releasing clips (2)5hard-drive power cable6processor-power cable 7optical-drive power cable8system-board power cable
8 Rotate the power-supply unit towards the chassis until the unit snaps into 
place.
9 Remove the screws that secure the power-supply unit bracket to the 
power-supply unit.
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