WLAN/Bluetooth combo card
The computer uses a card that provides both WLAN and Bluetooth functionality.
The WLAN module and WWAN module are not interchangeable.
Description Spare part number
Mediatek MT7630E 802.11bgn 1x1 Wi-Fi + BT4.0 Combo Adapter 710418-001
Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter 675794-001
Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo Adapter 690019-001
Intel Dual Band Wireless-AC 3160 802.11 a/b/g/n/ac (1x1) WiFi with Bluetooth 4.0 combo 710662-001
Realtek RTL8188EE 802.11bgn Wi-Fi Adapter 709848-001
Intel Dual Band Wireless-N 7260AN 802.11 a/b/g/n 2x2 WiFi + BT4.0 717381-001
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
Battery on page 37).
5. Remove the service door (see
Service door on page 38).
Remove the WLAN module:
1. Position the computer upside-down.
2. 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.
3. 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.)
46 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
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