Dell 14 5447 Owner's Manual download pdf (Page 63)

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 palm rest and

place the system board on the palm rest.

2 Align the screw holes on the system board with the screw holes on the

palm rest.

3 Replace the screws that secure the system board to the palm rest.

4 Connect the hard-drive cable, speaker cable, and the power-adapter port

cable to the system board.

5 Turn the computer over and open the display.

6 Slide the status-light board cable and touchpad cable into the respective

connectors and press down on the latches to secure the cables.

Post-requisites

1 Replace the heat sink.

2 Replace the wireless card.

3 Replace the memory module(s).

4 Replace the base frame.

5 Replace the keyboard.

6 Replace the fan.

7 Replace the hard drive.

8 Replace the battery.

9 Replace the base cover.

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Dell 14 5447 Owner's Manual Page 63