Wlan/Bluetooth Combo Card - HP ProBook 4540s Maintenance And Service Manual

WLAN/Bluetooth combo card

The computer uses a card that provides both WLAN and Bluetooth functionality.
CAUTION:
Description
Atheros 9485GN 802.11b/g/n 1x1 WiFi and 3012 Bluetooth 4.0 Combo Adapter
Broadcom 4313GN 802.11b/g/n 1x1 WiFi and 20702 Bluetooth 4.0 Combo Adapter
Intel Centrino Wireless-N 2230
Intel Centrino Advanced-N 6235
Ralink WLAN Ralink Ripple3 RT5390F_802.11 b/g/n 1x1 PCIe HMC
Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter
Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo Adapter
Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter
Ralink RT5390R 802.11bgn 1x1 Wi-Fi Adapter
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 bottom door (see
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:
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 PM2.0×3.0 screws (2) that secure the WLAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
68 Chapter 4 Removal and replacement procedures
The WLAN module and the WWAN module are not interchangeable.
Battery on page
Bottom door on page
The WLAN antenna cable labeled "1" connects to the WLAN module "Main" terminal
55).
58).
Spare part number
655795-001
657325-001
670290-001
670292-001
670691-001
675794-001
690019-001
690020-001
691415-001