Dell Inspiron 20 (3048, Early 2014) - Manual (Page 74)

Replacing 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 system setup after you replace the
system board.
Procedure
1 Slide the ports on the system board into the slots on the display-panel
base and align the screw holes on the system board with the screw holes
on the display-panel base.
2 Replace the screws that secure the system board to the display-panel
base.
3 Connect the fan cable, power-adapter port cable, converter-board cable,
hard-drive and optical-drive power cable, optical-drive cable, hard-drive
cable, control-buttons board cable, touch-control board cable (optional),
speaker cable, and camera cable to the system board.
For more information, see
System Board Components .
4 Slide the display cable into the system-board connector and press down
on the connector latch to secure the cable.
Post-requisites
1 Replace the heat sink .
2 Replace the wireless card .
3 Replace the memory module(s) .
4 Replace the VESA-mount bracket .
5 Replace the system-board shield .
6 Replace the back cover .
7 Follow the procedure from step 3 to step 5 in “Replacing the Stand
Assembly ”.
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