HP (Hewlett-Packard) 8470p C7A68UT Laptop User Manual


 
WLAN module
Description Spare part number
Atheros WB225 1×1 802.11b/g/n Bluetooth Combo Adapter 675794-001
Broadcom 43228 802.11abgn 2×2 Wi-Fi Adapter 669832-001
Intel Centrino Advanced-N 6205 Combo Adapter 695915-001
Intel Centrino Ultimate-N 6300 WLAN module 572511-001
Intel Centrino Wireless-N 2200 802.11b/g/n 2×2 WiFi Adapter 670288-001
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 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
Battery on page 67).
5. Remove the service cover (see
Service cover on page 69).
Remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The WLAN antenna cable labeled “1” connects to the WLAN module “Main” terminal
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.)
Component replacement procedures 81