Dell XPS 14 (L421X, Mid 2012) - Manual (Page 59)

Replacing the Air Vent
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. After working inside your computer, follow the instructions in
"After Working Inside Your Computer" on page 11. For additional safety best
practices information, see the Regulatory Compliance Homepage at
dell.com/regulatory_compliance.
Procedure
1 Align the screw holes on the air vent with the screw holes on the palm-rest assembly.
2 Replace the screws that secure the air vent to the palm-rest assembly.
3 Route the camera cable through the routing guides on the air vent.
Postrequisites
1 Replace the system board. See “Replacing the System Board” on page 57.
2 Replace the processor heat-sink. See "Replacing the Processor Heat-Sink" on
page 48.
3 Replace the fan. See "Replacing the Fan" on page 46.
4 Replace the Mini-Card. See “Replacing the Wireless Mini-Card” on page 33.
5 Follow the instructions from step 4 to step 8 in "Replacing the Hard Drive" on
page 39.
6 Replace the memory module(s). See "Replacing the Memory Module" on page 29.
7 Replace the battery. See "Replacing the Battery" on page 26.
8 Replace the speakers. See "Replacing the Speakers" on page 24.
9 Follow the instructions from step 2 to step 6 in "Replacing the Base Cover" on
page 15.
Replacing the Air Vent | 59