Audio board
NOTE: The audio board spare part kit does not include the audio board cable (spare part number
L15576-001).
Description Spare part number
Audio board L15575-001
IMPORTANT: Make special note of each screw and screw lock size and location during removal
and replacement
Before removing the audio board, follow these steps:
1. Shut down the computer.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 29), and then remove the following components:
a. Battery (see Battery on page 31).
b. Front speakers (see Front speakers on page 32).
Remove the audio board:
1. Disconnect the audio board cable from the system board (1).
2. Release the audio board cable from the retaining clips securing the cable to the computer (2).
3. Remove the Phillips PM2.0×3.5 screw (3) securing the audio board to the computer.
4. Remove the audio board from the computer (4).
40 Chapter 5 Removal and replacement procedures for authorized service provider parts
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