System Board 97
18
System Board
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: To guard against electrical shock, always unplug your computer from
the electrical outlet before removing the cover.
WARNING: Do not operate your computer with any cover(s) (including computer
covers, bezels, filler brackets, front-panel inserts, etc.) removed.
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.

Removing the System Board

1
Follow the instructions in "Before You Begin" on page 13.
2
Remove the computer cover (see "Removing the Computer Cover" on
page 17).
3
Remove the Mini-Card, if applicable (see "Removing the Mini-Card" on
page 33).
4
Remove any PCI Express cards, if applicable (see "Removing PCI Express
Cards" on page39).
5
Remove the processor fan and heat-sink assembly (see "Removing the
Processor Fan and Heat-Sink Assembly" on page79).
6
Remove the processor (see "Removing the Processor" on page83).
7
Remove the memory modules (see "Removing the Memory Module(s)" on
page 21) and record which memory module is removed from each DIMM
slot so that the memory modules can be installed in the same slot after the
system board is replaced.
book.book Page 97 Wednesday, April 25, 2012 12:34 PM