Dell 5348 Owner's Manual download pdf (Page 87)

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 system setup after you replace the

system board.

NOTE: Replacing the system board removes any changes you have

made to the BIOS using System Setup. Enter the Service Tag of your

computer in the BIOS and 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 stand assembly.

2 Remove the back cover.

3 Remove the memory module(s).

4 Remove the system-board shield.

5 Remove the VESA-mount bracket.

6 Remove the power-supply diagnostic board.

7 Remove the I/O bracket.

8 Remove the processor heat-sink.

9 Remove the processor fan.

10 Remove the processor.

11 Remove the hard drive.

12 Remove the wireless card.

13 Remove the coin-cell battery.

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Dell 5348 Owner's Manual Page 87