Dell XPS L502X, Service Manual

Page: 91 / 110

Heat Sink
91
20
Heat Sink
WARNING:
Before working inside your computer, read the safety information
that shipped with your computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
WARNING:
If you remove the heat sink from the computer when the heat sink is
hot,
do not touch
the metal housing of the heat sink.
CAUTION:
Only a certified service technician should perform repairs on your
computer. Damage due to servicing that is not authorized by Dell™ is not covered
by your warranty.
CAUTION:
To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (such as a
connector on your computer).
CAUTION:
To help prevent damage to the system board, remove the main battery
(see "Removing the Battery" on page 13) before working inside the computer.
Removing the Heat Sink
1 Follow the instructions in "Before You Begin" on page 9.
2
Remove the battery (see "Removing the Battery" on page 13).
3
Remove the module cover (see "Removing the Module Cover" on
page 15).
4
Remove the memory module(s) (see "Removing the Memory Module(s)"
on page 17).
5 Remove the palm-rest assembly (see "Removing the Palm-Rest Assembly"
on page 29).
6 Remove the keyboard (see "Removing the Keyboard" on page 43).
7 Remove the display assembly (see "Removing the Display Assembly" on
page 49).
8 Follow the instructions from step 9 to step 14 in "Removing the Top
Cover" on page 65.