HP 2530p - EliteBook - Core 2 Duo 2.13 GHz Maintenance And Service Manual page 67

5. Remove the two Phillips PM2.0×4.0 screws that secure the module to the computer (2).
6. Remove the WWAN module (3) by pulling the module away from the slot at an angle.
NOTE: WWAN modules are designed with a notch (4) to prevent incorrect insertion.
Reverse this procedure to install the WWAN module.
Component replacement procedures 59