Dell XPS 14Z (L412Z, Late 2011) - Manual (Page 41)

Heat Sink and Fan 41
11
Heat Sink and 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 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 15) before working inside the computer.
Removing the Heat Sink and Fan
1 Follow the instructions in "Before You Begin" on page 7.
2 Remove the base cover (see "Removing the Base Cover" on page 11).
3 Remove the battery (see "Removing the Battery" on page 15).
4 Using your fingertips gently peel off the display cable tape from the
heat sink.
5 Disconnect the fan cable from the system-board connector.
6 In sequential order (indicated on the heat sink), remove the six screws that
secure the heat sink to the system board.
7 Lift the heat sink and fan away from the system board.
book.book Page 41 Thursday, May 3, 2012 3:09 PM