Dell Inspiron 3847 Desktop Inspiron 3847 Users Guide - Page 52

Removing the System Board, Prerequisites, Heat Sink Assembly

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Removing 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 BIOS after you replace the system board. NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect them correctly after you replace the system board. Prerequisites 1 Remove the computer cover. See "Removing the Computer Cover" on page 12. 2 Remove the wireless mini-card. See "Removing the Wireless Mini-Card" on page 21. 3 Remove the coin-cell battery. See "Removing the Coin-Cell Battery" on page 48. 4 Remove the graphics card. See "Removing the Graphics Card" on page 16. 5 Remove the processor fan and heat sink. See "Removing the Processor Fan and Heat Sink Assembly" on page 42. 6 Remove the processor. See "Removing the Processor" on page 45. 7 Remove the memory modules. See "Removing the Memory Module(s)" on page 14. 8 Disconnect all cables connected to the system board. See "System-Board Components" on page 11. 52 | Removing the System Board

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Removing the System Board
Removing the System Board
WARNING:
B
efore 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 BIOS after you replace the system board.
NOTE:
Before disconnecting the cables from the system board, note the location
of the connectors so that you can reconnect them correctly after you replace the
system board.
Prerequisites
1
Remove the computer cover. See "Removing the Computer Cover" on page 12.
2
Remove the wireless mini-card. See “Removing the Wireless Mini-Card” on page 21.
3
Remove the coin-cell battery. See "Removing the Coin-Cell Battery" on page 48.
4
Remove the graphics card. See “Removing the Graphics Card” on page 16.
5
Remove the processor fan and heat sink. See “Removing the Processor Fan and
Heat Sink Assembly” on page 42.
6
Remove the processor. See “Removing the Processor” on page 45.
7
Remove the memory modules. See “Removing the Memory Module(s)” on page 14.
8
Disconnect all cables connected to the system board. See "System-Board
Components" on page 11.