Dell Inspiron 3052 AIO Inspiron 20 3052 Service Manual - Page 64

Removing the system board, Prerequisites, Procedure

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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 www.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 the cables correctly after you replace the system board. Prerequisites 1 Remove the stand. 2 Follow the procedure from step 1 to step 2 in "Removing the optical drive". 3 Remove the back cover. 4 Remove the system-board shield. 5 Remove the heat sink. 6 Remove the memory module. 7 Remove the wireless card. Procedure 1 Disconnect the fan cable, hard-drive and optical-drive power cable, optical-drive data cable, hard-drive data cable, microphone and camera cable, speaker cable, display-panel power cable, and touch-board cable from the system board. 64

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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 www.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 the cables
correctly after you replace the system board.
Prerequisites
1
Remove the
stand
.
2
Follow the procedure from step 1 to step 2 in “
Removing the optical
drive
”.
3
Remove the
back cover
.
4
Remove the
system-board shield
.
5
Remove the
heat sink
.
6
Remove the
memory module
.
7
Remove the
wireless card
.
Procedure
1
Disconnect the fan cable, hard-drive and optical-drive power cable,
optical-drive data cable, hard-drive data cable, microphone and camera
cable, speaker cable, display-panel power cable, and touch-board cable
from the system board.
64