Alienware M18X R2 Replacing the Hard Drives, Number of drives Dimensions supported Connect to

12 Replacing the Hard Drive(s)

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.

The following table provides the drive configurations supported on your computer:

Number of drives	Dimensions supported	Connect to
One	9.5 mm or 7.0 mm	top (HDD 0) or bottom (HDD 1) connector of
		the interposer
Two	9.5 mm and/or 7.0 mm	top (HDD 0) and bottom (HDD 1) connectors
		of the interposer
Three	7.0 mm only	all the three connectors of the interposer

NOTE: For more information, see Specifications at support.dell.com/manuals.

Procedure

1Place the primary hard drive (HDD 0) in the hard-drive bracket.

2If applicable, slide the secondary and tertiary hard drive(s) into the hard-drive bracket.

3Replace the screws that secure the primary hard drive (HDD 0).

4If applicable, replace the screws that secure the secondary hard drive (HDD 1) and tertiary hard drive (HDD 2) to the hard-drive bracket.

5Connect the interposer to the hard drive(s).

6Place the hard-drive assembly in the computer base.

7Tighten the captive screws that secure the hard-drive assembly to the computer base.

8Slide the hard-drive cable into the connector on the system board and press down on the connector latch to secure the cable.

Postrequisites

1Replace the base cover. See "Replacing the Base Cover" on page 15.

2Replace the battery pack. See "Replacing the Battery Pack" on page 13.

3Follow the instructions in "After Working Inside Your Computer" on page 11.

4Install the operating system for your computer, if needed.

5Install the drivers and utilities for your computer, if needed.

Replacing the Hard Drive(s) 25