HP Pavilion dm4-2100 HP Pavilion dm4 Entertainment PC Maintenance and Service - Page 52

Help and Support., Turn the computer upside down with the front toward you.

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Remove the WLAN module: 1. Turn the computer upside down with the front toward you. 2. Disconnect the two WLAN antenna cables (1) from the WLAN module. 3. Remove the two Phillips M2.0×4.0 screws (2) that secure the WLAN module to the computer. (The edge of the module opposite the slot rises away from the computer.) 4. Remove the WLAN module (3) by pulling it away from the slot at an angle. CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless 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 modules are designed with a notch (4) to prevent incorrect insertion into the WLAN module slot. Reverse this procedure to install a WLAN module. 44 Chapter 4 Removal and replacement procedures

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Remove the WLAN module:
1.
Turn the computer upside down with the front toward you.
2.
Disconnect the two WLAN antenna cables
(1)
from the WLAN module.
3.
Remove the two Phillips M2.0×4.0 screws
(2)
that secure the WLAN module to the computer. (The
edge of the module opposite the slot rises away from the computer.)
4.
Remove the WLAN module
(3)
by pulling it away from the slot at an angle.
CAUTION:
To prevent an unresponsive system, replace the wireless module only with a wireless
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 modules are designed with a notch
(4)
to prevent incorrect insertion into the
WLAN module slot.
Reverse this procedure to install a WLAN module.
44
Chapter 4
Removal and replacement procedures