HP 721953-BA1 ユーザーズマニュアル

The computer uses a card that provides both WLAN and Bluetooth functionality.

The WLAN module and WWAN module are not interchangeable.

Intel Centrino Advanced-N 6235

670292-001

Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter

675794-001

Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo Adapter

690019-001

Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter

690020-001

Realtek RTL8188EE 802.11bgn Wi-Fi Adapter

709848-001

Broadcom BCM943228HMB 802.11abgn 2x2 Wi-Fi + BT 4.0 Combo Adapter (Intel models only)

731550-001

Before removing the WLAN module, follow these steps:

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.

Disconnect all external devices connected to the computer.

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.

Remove the battery (see 

Remove the service door (see 

).

Remove the WLAN module:

Position the computer upside-down.

Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.

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.

Remove the two Phillips PM2.5×3.0 screws (2) that secure the WLAN module to the computer. (The
edge of the module opposite the slot rises away from the computer.)

Component replacement procedures

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