HP Pavilion 13-a100 Pavilion x360 Convertible PC Maintenance and Service Guide - Page 44

WLAN module

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WLAN module Description Broadcom BCM943142HM 802.11 bgn 1×1 Wi-Fi + Bluetooth 4.0 Combo Adapter Intel Dual Band Wireless-AC 3160 802.11 ac 1×1 Wi-Fi + Bluetooth 4.0 Combo Adapter Spare part number 753076-005 784638-005 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 technical 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 keyboard/top cover (see Keyboard/top cover on page 27). 5. Disconnect the battery cable from the system board (see Battery on page 31). 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". 2. Remove the Phillips PM2.4×3.8 screw (2) that secures the WLAN module to the bottom cover. (The WLAN module tilts up.) 34 Chapter 5 Removal and replacement procedures

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WLAN module
Description
Spare part number
Broadcom BCM943142HM 802.11 bgn 1×1 Wi-Fi + Bluetooth 4.0 Combo Adapter
753076-005
Intel Dual Band Wireless-AC 3160 802.11 ac 1×1 Wi-Fi + Bluetooth 4.0 Combo Adapter
784638-005
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 technical 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 keyboard/top cover (see
Keyboard/top cover
on page
27
).
5.
Disconnect the battery cable from the system board (see
Battery
on page
31
).
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”.
2.
Remove the Phillips PM2.4×3.8 screw
(2)
that secures the WLAN module to the bottom cover. (The
WLAN module tilts up.)
34
Chapter 5
Removal and replacement procedures