System board, Removing the system board – Dell Latitude D820 User Manual
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System Board
Dell™ Latitude™ D820 Service Manual
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 Working Inside Your Computer
.
2.
Remove the hard drive (see
Hard Drive
).
3.
Remove the hinge cover (see
Hinge Cover
).
4.
Remove the keyboard (see
Keyboard
).
5.
Remove the display assembly (see
Display Assembly
).
6.
Remove the DIMM A and DIMM B memory modules (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 card reader (see
PC Card Reader
).
11.
Remove the processor thermal-cooling assembly (see
Processor Thermal-Cooling Assembly
).
12.
Remove the processor (see
Removing the Processor Module
).
13.
Remove the four M2.5 x 5-mm system board screws.
14.
Remove the four hex screws on the back of the computer.
CAUTION:
Before performing the following procedures, follow the safety instructions in the Product Information Guide.
CAUTION:
To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of
your computer's electronic components. You can do so by touching an unpainted metal surface.
1
M2.5 x 5-mm screws (4)