Wlan Module - HP EliteBook 8470w Maintenance And Service Manual

WLAN module

Description
Atheros WB225 1×1 802.11b/g/n Bluetooth Combo Adapter
Broadcom 43228 802.11abgn 2×2 Wi-Fi Adapter
Intel Centrino Advanced-N 6205 WLAN module
Intel Centrino Ultimate-N 6300 WLAN module
Intel Centrino Wireless-N 2200 802.11b/g/n 2×2 WiFi Adapter
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 device functionality, and then contact technical support.
Before removing the WLAN module, follow these steps:
1. Turn off 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
5. Remove the service cover (see
Remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE:
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.
2. Remove the two Phillips PM2.0×3.0 screws (2) that secure the WLAN module to the
system board. (The WLAN module tilts up.)
To prevent an unresponsive system, replace the wireless module only with a wireless
Battery on page
Service cover on page
The WLAN antenna cable labeled "1" connects to the WLAN module "Main" terminal
57).
59).
Component replacement procedures
Spare part number
675794-001
669832-001
631954-001
572511-001
670288-001
71