HP PROBOOK 4530S Maintenance And Service Manual page 69

3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
5. Remove the bottom door (see
Remove the WLAN module:
1. Position the computer upside-down with the battery bay toward you.
2. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The WLAN antenna cable labeled "1" connects to the WLAN module "Main" terminal
labeled "1". The WLAN antenna cable labeled "2" connects to the WLAN module "Aux" terminal
labeled "2". If the computer is equipped with an 802.11a/b/g/n WLAN module, the yellow WLAN
antenna cable connects to the middle terminal on the WLAN module.
3. Remove the two Phillips PM2.0×3.0 screws (2) that secure the WLAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
Battery on page 47).
Bottom door on page 49).
Component replacement procedures 61