Dell Alienware Area 51 R2 (Late 2014) - Manual (Page 119)

Replacing the System Board
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
dell.com/regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You
must enter the Service Tag in the BIOS setup program after you replace
the system board.
NOTE: Replacing the system board removes any changes you have made
to the BIOS using the BIOS setup program. You must make the desired
changes again after you replace the system board.
Procedure
1 Align the system-board assembly with the slots on the chassis and place
the system-board assembly in position.
2 Slide the system-board assembly towards the back of the chassis and
engage the latches that secure it to the chassis.
3 Replace the screws that secure the system-board assembly to the chassis.
4 Route and connect the cables that you disconnected from the system-
board assembly.
NOTE: For information on system board connectors, see “ System-
Board Components ”.
Post-requisites
1 Replace the processor .
2 Replace the processor liquid-cooling assembly fan .
3 Replace the memory module .
4 Replace the coin-cell battery .
5 Replace the graphics card .
6 Replace the multiple graphics cards .
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