Removal and replacement procedures
Maintenance and Service Guide 4–15
Remove the wireless 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. Loosen the Phillips PM2.5×6.0 captive screw 1 that secures the wireless compartment cover to the computer.
2. Lift the right side of the cover 2, swing it to the left, and lift up to remove it 3. The wireless compartment
cover is included in the Plastics Kit, spare part number 531517-001.
3. Disconnect the main antenna cable 1 and the auxiliary antenna cable 2 from the wireless module.
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The black WLAN antenna cable (marked “1”) is connected to the WLAN module “Main” terminal. The white
WLAN antenna cable (marked “2”) is connected to the WLAN module “Aux” terminal.
4. Remove the Phillips PM2.0×3.0 screw 3 that secures the WLAN module to the computer. (The edge of the
module opposite the slot rises away from the computer.)
5. Remove the WLAN module 4 by pulling the module away from the slot at an angle.
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WLAN modules are designed with a notch 5 to prevent incorrect insertion.
Reverse this procedure to install the wireless module.
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