Removing The System Board; Prerequisites; Procedure - Dell Inspiron 20 3043 Service Manual

Removing the System Board

WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before Working Inside Your
computer, follow the instructions in
Computer. For more safety best practices, see the Regulatory
Compliance home page at dell.com/regulatory_compliance.
NOTE: Your computer's Service Tag is stored in the system board. You
must enter the Service Tag in the BIOS setup program after you replace
the system board.
NOTE: Replacing the system board removes any changes you have
made to the BIOS using the BIOS setup program. You must make the
desired changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the
location of the connectors so that you can reconnect them correctly
after you replace the system board.

Prerequisites

1 Follow the instructions from step 1 to step 7 in "Removing the
Cover".
2 Remove the

Procedure

1 Disconnect the speaker cable and display-backlight cable.
For more information, see
2 Lift the connector latch and disconnect the power-status light cable from
the system board.
For more information, see
40
wireless card.
"System Board
"System Board
Computer. After working inside your
After Working Inside Your
Components".
Components".
Back