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System Board
Dell™Latitude™D820ServiceManual
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 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)