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Replacing the System Board
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 7. After working inside your computer, follow the instructions in
"After Working Inside Your Computer" on page 9. For more safety best practices,
see the Regulatory Compliance home page at dell.com/regulatory_compliance.
NOTE: Your computer's Service Tag is stored in the system board. You must enter
the Service Tag in the system setup after you replace the system board.
Procedure
1
Gently place the system board into the chassis and slide it towards the back of the
computer.
2
Replace the screws that secure the system board to the chassis.
3
Route and connect the cables that you disconnected from the system board.
Postrequisites
1
Replace the memory modules. See "Replacing the Memory Module(s)" on page 17.
2
Replace the processor. "Replacing the Processor" on page 42.
3
Replace the processor fan and heat sink. See "Replacing the Processor Fan and
Heat-sink Assembly" on page 40.
4
Replace the graphics card. See "Replacing the Graphics Card" on page 20.
5
Replace the coin-cell battery. See "Replacing the Coin-Cell Battery" on page 45.
6
Replace the wireless mini-card. See "Replacing the Wireless Mini-Card" on page 22.
7
Replace the computer cover. See "Replacing the Computer Cover" on page 13.
Entering the Service Tag in the BIOS
1
Turn on the computer.
2
Press <F2> when the DELL logo is displayed to enter System Setup.
3
Navigate to the main tab and enter the Service Tag in the Service Tag Input field.
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Replacing the System Board
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