HP Pavilion DM3-1030 Maintenance And Service Manual page 63

Removal and replacement procedures
14. If it is necessary to replace the wireless antennas:
a. Remove the hinge covers from the enclosure by removing the two silver broadhead Phillips 2.0×3.0 screws
1 and the two black broadhead Phillips 2.0×3.0 screws 2.
b. Lift up on the hinge covers 3.
c. Remove the WLAN 1 and the WWAN 2 antennas from the enclosure.
Reverse this procedure to install the wireless antennas.
Maintenance and Service Guide 4–27