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# Audio Board

Dell™ Latitude™ C400 Service Manual

Removing the Audio Board

Replacing the Audio Board

## Removing the Audio Board

| NOTICE: Disconnect the computer and any attached devices from electrical outlets, and remove any installed batteries.

| NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on the computer.

| NOTICE: Read "Preparing to Work Inside the Computer" before performing the following procedure.

1. Remove the hard drive.
2. Remove the keyboard.
3. Remove the display assembly.
4. Remove the palm rest.

Audio Board Removal

1 | M2 x 4-mm screws (2)
2 | audio board shield
3 | audio board

1. Remove the two M2 x 4-mm screws from the audio board shield, and remove the shield.
2. Pull the audio board up out of its connector.

## Replacing the Audio Board

The audio board can be easily misaligned. When replacing it, first align the two screw holes in the board with the holes in the bosses. Then, as you press the audio board into the connector, sight sideways between the audio board and the system board to ensure that all pins on the audio board connector are headed correctly into the system board connector.

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