4. Remove the Bluetooth module cable (3) from the system board.
Reverse this procedure to install the Bluetooth module.
Audio board
Description Spare part number
Audio board (includes cable) 610805-001
Before removing the audio board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 40).
5. Remove the following components:
a. Switch cover (see
Switch cover on page 51)
b. Keyboard (see
Keyboard on page 53)
c. Top cover (see
Top cover on page 56)
Remove the audio board:
1. Disconnect the audio board cable (1) from the system board.
2. Remove the PM 2.5x5.0 screw (2).
68 Chapter 4 Removal and replacement procedures
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