HP ENVY 15-k300 Maintenance and Service Guide - Page 65

WLAN module

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WLAN module Description Qualcomm Atheros AR9485 802.11 bgn 1x1 Wi-Fi adapter for use only with HP ENVY 17 Notebook PC computer models or HP ENVY 15 Notebook PC computer models WLAN Broadcom BCM43142 802.11 bgn 1x1 Wi-Fi + BT4.0 HMC combo adapter (For use only with HP ENVY 17 Computer models or HP ENVY 15 Computer models) Spare part number 675794-005 753076-005 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 battery (see Battery on page 37). 5. Remove the optical drive (see Optical drive on page 38). 6. Remove the base enclosure and top cover (see Base enclosure on page 41). Remove the WLAN module: 1. Disconnect the #1 and #2 WLAN antenna cables from the WLAN module (1) if you have not already done so to remove the display panel.. NOTE: The WLAN module may have two screws depending on the model. NOTE: The #1 WLAN antenna cable is connected to the WLAN module #1 main terminal. The #2 WLAN antenna cable is connected to the WLAN module #2 auxiliary terminal. 2. Remove the Phillips screw(s) (2) that secure the WLAN module to the system board. (The WLAN module tilts up.) Component replacement procedures 55

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WLAN module
Description
Spare part number
Qualcomm Atheros AR9485 802.11 bgn 1x1 Wi-Fi adapter for use only with HP ENVY 17 Notebook PC
computer models or HP ENVY 15 Notebook PC computer models
675794-005
WLAN Broadcom BCM43142 802.11 bgn 1x1 Wi-Fi + BT4.0 HMC combo adapter (For use only with HP
ENVY 17 Computer models or HP ENVY 15 Computer models)
753076-005
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 battery (see
Battery
on page
37
).
5.
Remove the optical drive (see
Optical drive
on page
38
).
6.
Remove the base enclosure and top cover (see
Base enclosure
on page
41
).
Remove the WLAN module:
1.
Disconnect the #1 and #2 WLAN antenna cables from the WLAN module
(1)
if you have not already done
so to remove the display panel..
NOTE:
The WLAN module may have two screws depending on the model.
NOTE:
The #1 WLAN antenna cable is connected to the WLAN module #1 main terminal. The #2 WLAN
antenna cable is connected to the WLAN module #2 auxiliary terminal.
2.
Remove the Phillips screw(s)
(2)
that secure the WLAN module to the system board. (The WLAN module
tilts up.)
Component replacement procedures
55