System board assembly, Removing the system board assembly – Dell Latitude D520 User Manual
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System Board Assembly
Dell™ Latitude™ D520 Service Manual
Removing the System Board Assembly
Replacing the System Board Assembly
Removing the System Board Assembly
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 the hard drive (see
Removing the Hard Drive
).
3.
Remove the media bay device (see
Media Bay
).
4.
Remove the memory module(s) (see
Memory
).
5.
Remove the modem (see
Removing the Modem
).
6.
Remove the Mini-Card (see
Mini-Card
).
7.
Remove the hinge cover (see
Hinge Cover
).
8.
Remove the keyboard (see
Removing the Keyboard
).
9.
Remove the display assembly (see
Removing the Display Assembly
).
10.
Remove the processor thermal-cooling assembly (see
Removing the Processor Thermal-Cooling Assembly
).
11.
Remove the processor (see
Removing the Processor Module
).
12.
Remove the palm rest (see
Removing the Palm Rest
).
13.
Remove the speaker assembly (see
Removing the Speaker Assembly
).
14.
Remove the two M2.5 x 5-mm screws labeled "B."
CAUTION:
Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
NOTICE:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such
as the back panel) on the computer.
NOTICE:
To help prevent damage to the system board, remove the main battery (see
Before Working Inside Your Computer
) before working inside the
computer.
NOTE:
It is not required but is highly recommended that you remove the system fan (see
System Fan
) to allow easier access to the system board.