Wlan Module - HP 250 G3 Maintenance And Service Manual

WLAN module

Description
Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter
Realtek RT8723BE 802.11bgn 1x1 Wi-Fi + BT4.0 Combo Adapter
Realtek RTL8188EE 802.11bgn Wi-Fi Adapter
Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter
Atheros AR9565 802.11bgn + Bluetooth 4.0 Wi-Fi Adapter
Broadcom BCM43142 802.11 bgn 1x1 Wi-Fi + BT4.0 HMC Combo Adapter
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 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 keyboard (see
6. Remove the top cover (see
To remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE:
antenna cable is connected to the WLAN module Aux terminal.
2. Remove the Phillips PM2.0×3.0 screw (2) that secures the WLAN module to the system board. (The
WLAN module tilts up.)
Battery on page
Keyboard on page
Top cover on page
The #1 WLAN antenna cable is connected to the WLAN module Main terminal. The #2 WLAN
35).
39).
47).
Component replacement procedures
Spare part number
690020-001
753077-001
709848-001
675794-001
733476-001
753076-001
55