HP Compaq 320 Maintenance And Service Manual page 75

Description
Atheros 9285G 802.11 b/g/n WiFi Adapter for use in all countries and regions
Realtek RTL8191SE802.11 b/g/n WiFi Adapterf or use in all countries and regions
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.
Before removing the WLAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
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 service door (see
Remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The black WLAN antenna cable is connected to the WLAN module "Main" terminal. The
white WLAN antenna cable is connected to the WLAN module "Aux" terminal.
2. Remove the two Phillips PM2.0×2.5 screws (2) that secure the WLAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
3. Remove the WLAN module (3) by pulling the module away from the slot at an angle.
Reverse this procedure to install the WLAN module.
Battery on page 56).
Service door on page 56).
Component replacement procedures
Spare part number
605560-005
593533-001
67