Setup Guide

Removing the system board

NOTE: 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 appropriate 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

NOTE: Remove the SD card before removing the system board to avoid damage to the SD card.

1. Remove the base cover.

2. Remove the battery (half-length) or the battery (full-length).

3. Remove the wireless card.

4. Follow the procedure from step 1 to step 4 in “Removing the hard drive”.

5. Remove the solid-state drive (half-length) or the solid-state drive (full-length).

6. Remove the fans.

7. Remove the heat-sink assembly.

8. Remove the memory modules.

Procedure

NOTE: The touch-screen cable is available only on laptop configurations with touch displays.

1. Remove the screw (M2x2) that secures the display-cable bracket to the system board.

2. Lift the solid-state drive bracket to access the display cable.

3. Disconnect the display cable from the system board.

42 Removing the system board