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System Board
Dell™ Latitude™ D631 Service Manual
Removing the System Board
Installing the System Board
Removing the System Board
The system board's BIOS chip contains the Service Tag, which is also visible on a barcode label on the bottom of the computer. The replacement kit for the
system board includes a CD that provides a utility for transferring the Service Tag to the replacement system board.
1.
Follow the instructions in
Before You Begin
.
2.
Remove any installed media bay device (see
Media Bay Devices
).
3.
Remove any installed smart cards or smart card blanks from the smart card slot (see
Removing a Smart Card
).
4.
Remove the hinge cover (see
Hinge Cover
).
5.
Remove the keyboard (see
Removing the Keyboard
).
6.
Remove the memory module(s) (see
Memory
).
7.
Remove any installed wireless communications cards (see
Communications Cards
).
8.
Remove the palm rest (see
Palm Rest
).
9.
Remove the modem (see
Modem
).
10.
Remove the speaker (see
Speaker
).
11.
Remove the PC Card reader (see
PC Card Reader
).
12.
Remove the processor thermal-cooling assembly (see
Processor Thermal-Cooling Assembly
).
13.
Remove the processor (see
Removing the Processor
).
14.
Disconnect the fan cable from the system board.
15.
Disconnect the cables near the WLAN card and the modem connector from the system board.
16.
Remove the four M2.5 x 5-mm screws (labeled with silver triangles on the system board).
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product Information Guide
.
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 the back of the computer.
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