HP Pavilion DM4-1050 Maintenance And Service Manual page 64

4. Remove the WLAN module (3) by pulling it away from the slot at an angle.
CAUTION:
module authorized for use in the computer by the governmental agency that regulates wireless
devices in your country or region. If you replace the module and then receive a warning message,
remove the module to restore computer functionality, and then contact technical support through
Help and Support.
NOTE:
WLAN module slot.
Reverse this procedure to install a WLAN module.
54 Chapter 4 Removal and replacement procedures
To prevent an unresponsive system, replace the wireless module only with a wireless
WLAN modules are designed with a notch (4) to prevent incorrect insertion into the