HP 15-f085wm HP 15 Notebook PC Maintenance and Service Guide - Page 41

WLAN module

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WLAN module Description Ralink RT3290LE 802.11 bgn 1×1 Wi-Fi and Bluetooth 4.0 combo adapter Realtek RTL8188EE 802.11 bgn Wi-Fi adapter Spare part number 690020-001 709848-001 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. Turn off 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 the power from the computer by unplugging the power cord from the computer. 3. Disconnect all external devices from the computer. 4. Remove the battery (see Battery on page 28). 5. Remove the service door (see Service door on page 29). 6. Locate the WLAN module (1). 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 M2.0×2.5 screw (2) that secures the WLAN module to the system board. (The WLAN module tilts up.) Component replacement procedures 31

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WLAN module
Description
Spare part number
Ralink RT3290LE 802.11 bgn 1×1 Wi-Fi and Bluetooth 4.0 combo adapter
690020-001
Realtek RTL8188EE 802.11 bgn Wi-Fi adapter
709848-001
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.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery
on page
28
).
5.
Remove the service door (see
Service door
on page
29
).
6.
Locate the WLAN module
(1)
.
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 M2.0×2.5 screw
(2)
that secures the WLAN module to the system board. (The WLAN
module tilts up.)
Component replacement procedures
31