WLAN module
Description
Spare part number
Intel Centrino® Advanced-N 6235 + Bluetooth combo w/* 2 Antennas (802.11 a/g/n)
670292-005
CAUTION:
To prevent an unresponsive system, replace the wireless module only with a wireless
module authorized for use in the computer by the governmental agency that regulates wireless
devices in your country or region. If you replace the module and then receive a warning message,
remove the module to restore device functionality, and then contact technical support.
Before removing the WLAN module, 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 (see
Base enclosure on page 27
).
5.
Disconnect the battery cable (see
Battery on page 29
).
Remove the WLAN module:
1.
Disconnect the #1 and #2 WLAN antenna cables from the WLAN module
(1)
.
NOTE:
The #1 WLAN antenna white cable is connected to the WLAN module #1 main
terminal. The #2 WLAN antenna black cable is connected to the WLAN module #2 auxiliary
terminal.
2.
Remove the 2 Phillips PM 2.0×3.0 screws
(2)
that secure the WLAN module to the top cover.
(The WLAN module tilts up.)
3.
Remove the WLAN module by pulling the module away from the slot at an angle
(3)
.
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.
34
Chapter 4 Removal and replacement procedures
