WLAN module
Description | Spare part number |
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Atheros WB225 1×1 802.11b/g/n Bluetooth Combo Adapter | |
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Broadcom 43228 802.11abgn 2×2 | |
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Intel Centrino | |
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Intel Centrino | |
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Intel Centrino | |
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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.Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.Disconnect all external devices from the computer.
4.Remove the battery (see Battery on page 67).
5.Remove the service cover (see Service cover on page 69).
Remove the WLAN module:
1.Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The WLAN antenna cable labeled “1” connects to the WLAN module “Main” terminal labeled “1”. The WLAN antenna cable labeled “2” connects to the WLAN module “Aux” terminal labeled “2”. If the computer is equipped with an 802.11a/b/g/n WLAN module, the yellow WLAN antenna cable connects to the middle terminal on the WLAN module.
2.Remove the two Phillips PM2.0×3.0 screws (2) that secure the WLAN module to the system board. (The WLAN module tilts up.)
