HP Nc2400 - Compaq Business Notebook Maintenance And Service Manual page 110

Removal and Replacement Procedures
5. Make note of which wireless antenna cable is attached to
which antenna clip on the Mini Card WLAN module before
disconnecting the cables, then disconnect the auxiliary and
main wireless antenna cables 1 from the Mini Card
WLAN module.
6. Remove the two Phillips PM2.0×3.0 screws 2 that secure the
Mini Card WLAN module to the computer. (The edge of the
module opposite the socket rises away from the computer.)
Removing a Mini Card WLAN Module
5–18 Maintenance and Service Guide