Description Spare part number
Intel WiFi Link 6200 802.11 a/b/g/n 572509-001
Broadcom 4313 802.11b/g/n 1x1 WiFi Adapter 593836-001
Broadcom 4322 802.11a/b/g/n 2x2 WiFi Adapter 518434-002
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 computer functionality, and then contact technical support through Help and 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 battery (see
Battery on page 40).
Remove the WLAN module:
1. Position the computer upside down with the battery bay toward you.
2. Slide the lock latch (1) on the service access door inward. The latch opening is marked red to
indicate that the latch is unlocked.
3. Slide the left release latch (2) inward and hold it in place as you slide the door toward the battery
bay.
Component replacement procedures 43
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