Dell Alienware 17 R2 (Early 2015) - Manual (Page 68)

Replacing the I/O 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.
Procedure
1 Align the ports on the I/O board with the slots on the computer base.
2 Align the screw holes on the I/O board with the screw holes on the
computer base.
3 Replace the screws that secure the I/O board to the computer base.
4 Connect the I/O-board cable to the I/O board.
5 Connect the subwoofer cable to the I/O board.
Post-requisites
1 Follow the procedure from step 5 to step 11 in “Replacing the palm rest ”.
2 Replace the base panel .
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