Service Manual

Steps

1. Connect the power-button board cable to the power-button board and close the latch to secure the cable.

2. Align and place the power-button board in the slot on the base panel and snap it into place.

Next steps

1. Install the speakers.

2. Install the system-board shield.

3. Install the stand.

4. Install the bottom cover.

5. Install the back cover.

6. Follow the procedure in After working inside your computer.

System board

Removing the system board

Prerequisites

1. Follow the procedure in Before working inside your computer.

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.

2. Remove the back cover.

3. Remove the bottom cover.

4. Remove the stand.

5. Remove the system-board shield.

6. Remove the memory modules.

Removing and installing components