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Removal and replacement procedures
Maintenance and Service Guide 4–17
Remove the WLAN module:
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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 computer functionality, and
then contact technical support through Help and Support.
1. Lift the rear edge of the wireless module compartment cover 1 to detach the cover from the computer.
2. Remove the wireless module compartment cover 2. The wireless module compartment cover is included in the
Plastics Kit, spare part number 531808-001.
3. Disconnect the WLAN antenna cables 1 from the terminals on the WLAN module.
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The black WLAN antenna cable is connected to the WLAN module “Main” terminal. The white WLAN
antenna cable is connected to the WLAN module “Aux” terminal.
4. Remove the Phillips PM2.5×3.0 screw 2 that secures the WLAN module bracket to the computer.