Removing The System Board; Prerequisites; Procedure - Dell Inspiron 14 5458 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 Remove the battery.
2 Remove the
3 Remove the
4 Remove the
5 Follow the procedure from step 1 to step 3 in
6 Remove the
7 Remove the keyboard.
8 Remove the
9 Remove the
10 Remove the

Procedure

1 Turn the computer over and open the display as far as possible.
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computer. After working inside your
base cover.
optical drive.
memory modules.
wireless card.
computer base.
heat-sink assembly.
I/O board.
After working inside your
"Removing the hard drive".