WLAN module
Table 5-6
WLAN module descriptions and part numbers
Description
Spare part number
Dual antenna
Realtek RTL8822BE 802.11ac 2 × 2 Wi-Fi + BT 4.2 Combo Adapter (MU-MIMO supported)
924813-855
Single antenna
Realtek RTL8821CE 802.11ac 1 × 1 Wi-Fi + BT 4.2 Combo Adapter (MU-MIMO supported)
L17365-005
Realtek RTL8723DE 802.11bgn 1 × 1 Wi-Fi + BT 4.2 Combo Adapter
L21480-005
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 support.
Before removing the WLAN module, follow these steps:
1.
Prepare the computer for disassembly (
Preparation for disassembly on page 31
2.
Remove the rubber feet (see
3.
Remove the bottom cover (see
4.
Remove the battery (see
).
To remove the WLAN module:
1.
Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE:
The #1 WLAN antenna cable is connected to the WLAN module Main terminal. The #2 WLAN
antenna cable is connected to the WLAN module Aux terminal.
2.
Remove the Phillips M2.0 × 3.0 screw (2) that secures the WLAN module to the system board. (The WLAN
module tilts up.)
40
Chapter 5 Removal and replacement procedures for authorized service provider parts
Summary of Contents for 14-dk0 Series
Page 4: ...iv Safety warning notice ...
Page 8: ...viii ...
Page 14: ...6 Chapter 1 Product description ...
Page 32: ...24 Chapter 3 Illustrated parts catalog ...
Page 38: ...30 Chapter 4 Removal and replacement procedures preliminary requirements ...
Page 72: ...64 Chapter 5 Removal and replacement procedures for authorized service provider parts ...
Page 80: ...72 Chapter 7 Using HP PC Hardware Diagnostics ...
Page 90: ...82 Chapter 10 Power cord set requirements ...
Page 92: ...84 Chapter 11 Recycling ...
Page 96: ...88 Index ...