Dell Alienware M17x R3 (Early 2011) - Manual (Page 77)

CHAPTER 4: INSTALLING AND REPLACING COMPONENTS
75
Removing the Memory Module(s)
NOTE: Your computer supports up to four memory module connectors. You can access
connectors DIMM 1 and DIMM 2 by removing the compartment door at the bottom of
your computer. To upgrade memory module(s) in connectors DIMM 3 and DIMM 4, see
the Service Manual at
support.dell.com.
1. Follow the instructions in “Before You Begin” on page 68.
2. Remove the battery (see “Replacing the Battery Pack” on page 72).
3. Remove the two screws that secure the compartment door to the computer base.
4. Slide and lift the compartment door away from the computer.