System information

5. Remove the optical drive.
6. Remove the base enclosure and top cover (see
Base enclosure on page 65).
Remove the WLAN module:
1. Disconnect the #1 and #2 WLAN antenna cables from the WLAN module (1) if you have not already done
so to remove the display panel.
NOTE: The WLAN module may have two screws depending on the model.
NOTE: The #1 WLAN antenna cable is connected to the WLAN module #1 main terminal. The #2 WLAN
antenna cable is connected to the WLAN module #2 auxiliary terminal.
2. Remove the Phillips PM screw(s) (2) that secure the WLAN module to the system board. (The WLAN
module tilts up.)
Component replacement procedures 81