Service Manual

Next steps

1. Install the base cover.

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

Audio daughter-board

Removing the audio daughter-board

Prerequisites

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

2. Remove the base cover.

3. Follow the procedure from step 1 to step 4 in Removing the hard drive, if applicable.

4. Remove the solid-state drive from M.2 slot three, if applicable.

5. Remove the solid-state drive from M.2 slot four, if applicable.

6. Remove the

solid-state drive interposer board, if applicable.

About this task

NOTE: After replacing the audio daughter-board, you must set up the keyboard language and color.

The following image indicates the location of the audio daughter-board and provides a visual representation of the removal

procedure.

Steps

1. Open the latch and disconnect the audio daughter-board cable from the audio daughter-board.

2. Open the latch and disconnect the keyboard-backlight cable from the audio daughter-board.

3. Open the latch and disconnect the keyboard-controller cable from the audio daughter-board.

4. Open the latch and disconnect the keyboard cable from the audio daughter-board.

5. Disconnect the speaker cable from the audio daughter-board.

6. Remove the three screws (M2.5x2.5) that secure the audio daughter-board to the palm-rest assembly.

7. Lift the audio daughter-board at an angle off the palm-rest assembly.