HP Compaq Presario,Presario R4000 Maintenance And Service Manual page 120

Removal and Replacement Procedures
✎
Make note of which antenna cable is attached to which antenna
clip on the Mini PCI communications card before
disconnecting the cables.
4. Disconnect the auxiliary and main antenna cables 1 from the
Mini PCI communications card.
5. Spread the retaining tabs 2 on each side of the Mini PCI
socket to release the Mini PCI communications card. (The
edge of the card opposite the socket rises away from the
notebook.)
6. Remove the Mini PCI communications card 3 by pulling the
card away from the socket at a 45-degree angle.
✎
Mini PCI communications cards are designed with notches 4
to prevent incorrect installation of the card into the Mini PCI
communcations card socket.
Removing a Mini PCI Communications Card
5–30 Maintenance and Service Guide