Service Manual

Fan 99
18
Fan
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 fan 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 Fan
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 Follow the instructions in step 4 in "Removing the Hard Drive(s)" on
page 27.
6 Remove the optical drive (see "Removing the Optical Drive" on page 33).
7 Remove the palm-rest assembly (see "Removing the Palm-Rest Assembly"
on page 37).
8 Remove the keyboard (see "Removing the Keyboard" on page 43).
book.book Page 99 Wednesday, April 25, 2012 2:11 PM