HP Compaq nc6400 Maintenance And Service Manual page 130

Removal and Replacement Procedures
3. Make note of which wireless antenna cable is attached to
which antenna clip on the Mini Card WWAN module before
disconnecting the cables, then disconnect the auxiliary and
main wireless antenna cables 1 from the Mini Card WWAN
module.
✎
The wireless antenna cables are available in the
Wireless Antenna Kit, spare part number 418899-001.
4. Remove the two Phillips PM2.0×3.0 screws 2 that secure the
Mini Card WWAN module to the computer. (The edge of the
module opposite the socket rises away from the computer.)
5. Remove the Mini Card WWAN module 3 by pulling the
module away from the socket at an angle.
✎
Mini Card modules are designed with a notch 4 to prevent
incorrect installation.
Removing a Mini Card WWAN Module
Reverse the above procedure to install a Mini Card WWAN
module.
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