17.
Remove the four 5-mm hex screws on the back of the computer.
18.
Lift the system board out and away from the base.
Installing the System Board
1.
Perform all the steps in
Removing the System Board
in reverse order.
2.
Replace the battery (see
Before Working Inside Your Computer
).
3.
Connect the AC adapter to the computer and to an electrical outlet.
4.
Turn on the computer.
5.
Insert the CD that accompanied the replacement system board into the appropriate drive and flash the system BIOS (see
Flashing the BIOS
). Follow the
instructions on the screen.
Back to Contents Page
1
fan cable
2
system board
3
base
4
antenna connector
5
antenna connector
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.
NOTICE:
When installing the system board, ensure that the fan cable and antenna cables are clear of the system board before fitting it into the base,
that the audio connectors are properly seated, and that the tab for the wireless switch fits properly into the detent on the slider mechanism.
NOTICE:
Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in
damage to the computer.
NOTE:
After replacing the system board, use the CD that accompanied the replacement system board to enter the computer Service Tag into the BIOS.
Summary of Contents for Latitude D631
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