Maintenance and Service Guide
WLAN/Bluetooth combo card
The computer uses a card that provides both WLAN and Bluetooth functionality.
Description Spare part number
Broadcom Nami 43142 b/g/n 1×1 + Bluetooth 4 combo adapter (MOW) 792608-001
Realtek RTL8188EE 802.11b/g/n 1×1 Wi-Fi Adapter (Worldwide) 792609-001
Realtek RTL8723BE 802.11b/g/n 1×1 Wi-Fi + BT4.0 Combo Adapter (Worldwide 792610-001
Realtek RTL8723BE bgn 1×1 + Bluetooth 4.0 Combo Adapter (Worldwide) 792611-001
Intel Dual Band Wireless-AC 7265NV (non v-Pro) 802.11ac 2×2 WiFi + Bluetooth 4.2 combination adapter 793840-001
Broadcom 943228 a/b/g/n 2×2 + Bluetooth 4.0 MOW (Most of World) 797884-001
Intel Dual Band Wireless-AC 7260 802.11 ac 2×2 WiFi and Bluetooth 4.0 806722-001
Intel Dual Band Wireless-AC 3165 802.11ac, Dual Band, 1×1 Wi-Fi + Bluetooth 4.0 (Most of World) 806723-001
Before removing the WLAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst 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 34).
5. Remove the service door (see Service door on page 35).
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 Phillips PM2.0×4.0 screw (2) that secures the WLAN module to the computer. (The edge of
the module opposite the slot rises away from the computer.)
40 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts










