Dell Inspiron Small Desktop (3646, Mid 2014) - Manual (Page 50)

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 Gently place the system board into the chassis and slide it towards the
back of the computer.
2 Align the screw holes on the system board with the screw holes on the
chassis.
3 Replace the screws that secure the system board to the chassis.
4 Route and connect the hard-drive data cable, optical-drive data cable,
power-button cable, hard-drive and optical-drive power cable, front-
panel USB cable, media-card reader cable, and front-panel audio cable
to the system board.
For more information on the location of connectors, see
“System-Board
Components” .
Post-requisites
1 Replace the fan .
2 Replace the wireless card .
3 Replace the memory module
4 Follow the procedure from step 3 to step 6 in “Replacing the drive cage ”.
5 Replace the front bezel .
6 Replace the computer cover .
50