3.
Remove the 2 Phillips PM2.0×2.0 broadhead screws
(2)
that secure the speaker/subwoofer to the
computer.
NOTE:
Make sure the rubber grommets are installed in the screw holes
(3)
when installing the
speaker/subwoofer.
4.
Remove the subwoofer
(4)
.
Reverse this procedure to install the left speaker/subwoofer.
USB/audio board
Description
Spare part number
USB/audio board for use in AMD models (includes cable)
725452-001
USB/audio board for use in Intel models (includes cable)
729621-001
Before removing the USB/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 service cover (see
Service cover on page 30
).
5.
Disconnect the battery cable (see
Battery on page 32
).
6.
Remove the RJ-45 module cover (see
RJ-45 module cover on page 40
).
42
Chapter 4 Removal and replacement procedures