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
. After working inside your
computer, follow the instructions in
After working inside your
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
base cover
.
3
Remove the
optical drive
.
4
Remove the
memory modules
.
5
Follow the procedure from step 1 to step 3 in “
Removing the hard drive
”.
6
Remove the
wireless card
.
7
Remove the
keyboard
.
8
Remove the
computer base
.
9
Remove the
heat-sink assembly
.
10
Remove the
I/O board
.
Procedure
1
Turn the computer over and open the display as far as possible.
56
Summary of Contents for Inspiron 14 5458
Page 12: ... Philips screwdriver Plastic scribe 12 ...
Page 28: ...1 plastic scribe 2 coin cell battery 3 battery socket 28 ...
Page 75: ...7 Carefully place the display assembly on a clean flat surface 1 display assembly 75 ...
Page 78: ...1 palm rest assembly 78 ...
Page 97: ...1 display back cover and antenna assembly 97 ...