WLAN module

CAUTION: The WLAN module and the WWAN module are not interchangeable.

Description

Spare part number

 

 

Broadcom 43228 802.11 a/b/g/n 2x2 Wi-Fi Adapter

669832-001

 

 

Intel Centrino Ultimate-N 6300 802.11 a/b/g/n 3x3 WiFi Adapter

572511-001

 

 

Intel Centrino Advanced N 6205, a/b/g/n 2x2 WiFi Adapter

631954-001

 

 

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 battery (see Battery on page 46).

5.Remove the service door (see Service door on page 52).

Remove the WLAN module:

IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement.

1.Position the computer upside down, with the front toward you.

56

Chapter 4 Removal and replacement procedures