Removal and replacement procedures
Audio board
Description
Audio board (includes cable)
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
5. Remove the following components:
a. Hard drive (see
b. Optical drive (see
c. Keyboard (see
d. Keyboard cover (see
e. Right speaker (see
f. Top cover (see
Remove the audio board and cable:
1. Disconnect the audio board cable 1 from the system board.
2. Remove the Phillips PM2.0×4.0 screw 2 that secures the audio board to the system board.
3. Lift the rear edge of the audio board 3 so that the audio connectors slide out of the openings in the base
enclosure and remove the audio board and cable.
Reverse this procedure to install the audio board.
4–38
"Battery" on page
"Hard drive" on page
8)
"Optical drive" on page
"Keyboard" on page
18)
"Keyboard cover" on page
"Right speaker" on page
"Top cover" on page
23).
6).
16)
20)
22)
Spare part number
531812-001
Maintenance and Service Guide