HP Compaq Presario,Presario R4000 Maintenance And Service Manual page 128

Removal and Replacement Procedures
15. Turn the notebook right-side up with the front toward you.
16. Open the notebook.
17. Disconnect the wireless antenna cables 1 from the Mini PCI
communications card.
18. Remove the wireless antenna cables from the clips 2 in the
top cover.
19. Disconnect the display cable from the system board 3.
Removing the Display and Wireless Antenna Cables,
Compaq Presario R4000 Models
5–38 Maintenance and Service Guide