Wlan Module - HP mt41 Maintenance And Service Manual

WLAN module

Description
Atheros 802.11 b/g/n 1×1 + Bluetooth 4.0 Combo Adapter
Broadcom 802.11 a/b/g/n 2×2 + Bluetooth 4.0 Combo 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 door (see
6. If there is a WWAN module, remove the WWAN module (see
Remove the WLAN module:
1. Turn the computer upside down on a flat surface, with the battery bay toward you.
2. 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".
3. Remove the two Phillips screws (2) that secure the WLAN module to the system board,
4. If there is a WLAN bracket, remove the WLAN bracket (3). (The WLAN bracket is part of the
Plastics Kit, spare part number 738402-001.)
40 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
To prevent an unresponsive system, replace the wireless module only with a wireless
Battery on page
Service door on page
The WLAN antenna cable labeled "1" connects to the WLAN module "Main" terminal
32).
33).
WWAN module on page
Spare part number
690019-001
730668-001
38).