4.
Remove the WLAN module by pulling the module away from the slot at an angle
(4)
.
NOTE:
WLAN modules are designed with a notch
(5)
to prevent incorrect insertion into the
memory module slot.
NOTE:
If the WLAN antennas are not connected to the terminals on the WLAN module, the
protective sleeves must be installed on the antenna connectors.
USB/Audio board
Description
Spare part number
USB/Audio board
672358–001
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 base enclosure screws (see
Base enclosure on page 25
).
5.
Remove the keyboard (see
Keyboard on page 26
).
6.
Remove the top cover (see
Top cover on page 28
).
7.
Disconnect the battery cable (see
Battery on page 32
).
Remove the USB/Audio board:
1.
Disconnect the USB/Audio board cable from the system board
(1)
2.
Disconnect the Phillips PM 2.0x2.0 screw securing the USB/Audio board
(2)
.
Component replacement procedures
37
