System board assembly, Removing the system board assembly – Dell Latitude E4200 (Late 2008) User Manual
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System Board Assembly
Dell™ Latitude™ E4200 Service Manual
Removing the System Board Assembly
Replacing 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 media that provides a utility for transferring the Service Tag to the replacement system board.
The system board assembly is made up of three separate boards:
l
Right I/O board
l
System board
l
Left I/O board
All three boards must be replaced when replacing the system board assembly.
Removing the System Board Assembly
1.
Follow the instructions in
Before Working on Your Computer
.
2.
Remove the service panel (see
Removing the Service Panel
).
3.
Remove the WLAN and WWAN cards (see
Removing the WLAN/WiMax Card
and
Removing a WWAN Card
).
4.
Remove the memory module (see
Removing the Memory Module
).
5.
Remove the solid state drive (see
Removing the Solid State Drive and Cable Assembly
).
6.
Remove the LED cover (see
Removing the LED Cover
).
7.
Remove the keyboard (see
Removing the Keyboard
).
8.
Remove the module with Bluetooth
®
wireless technology (see
Removing the Card With Bluetooth Wireless Technology
).
9.
Remove the display assembly (see
Removing the Display Assembly
).
10.
Remove the coin-cell battery (see
Removing the Coin-Cell Battery
).
11.
Remove the palm rest assembly (see
Removing the Palm Rest Assembly
).
12.
Remove the DC power cable (see
Removing the DC Power Cable
).
13.
Disconnect the cable to the right I/O board by gently pulling on the connector release.
14.
Remove the two M2 x 3-mm screws from the right I/O board.
15.
Lift the left side of the right I/O board, and pull the board away from the base assembly at an angle.
NOTE:
System boards sold to certain government agencies in the United States must comply with the regulations set forth in the Trade Agreements Act
of 1979 (TAA).
NOTE:
System boards that comply with the Trade Agreements Act (TAA) of 1979, ship with a BIOS chip on a socketed daughter card that is pre-installed
on the system board. Do not uninstall the daughter card.
CAUTION:
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.