2.
Lift the left side of the cover (2), swing it up and to the right, and remove the cover. The WWAN
module compartment cover is included in the Plastics Kit, spare part 487429-001.
3. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
NOTE: The red WWAN antenna cable is connected to the WWAN module “Main” terminal.
The blue WWAN antenna cable is connected to the WWAN module “Aux” terminal.
4. Remove the two Phillips PM2.5×4.0 screws (2) that secure the WWAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
5. Remove the WWAN module (3) by pulling the module away from the slot at an angle.
NOTE: WWAN modules are designed with a notch (4) to prevent incorrect insertion into the
WWAN module slot.
Reverse this procedure to install the WWAN module.
64 Chapter 4 Removal and replacement procedures
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