HP Chromebook 14-q000 Maintenance and Service Guide - Page 38

WLAN module, To prevent an unresponsive system, replace the wireless module only with a wireless

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3. Remove the SIM slot board (3) and cable. Reverse this procedure to install the SIM slot board. WLAN module Description Atheros AR9462 802.11a/b/g/n 2×2 Bluetooth 4.0 Combo Adapter Spare part number 676786-005 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 keyboard/top cover (see Keyboard/top cover on page 23). 5. Disconnect the battery cable from the system board (see Speakers on page 26). 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. 32 Chapter 4 Removal and replacement procedures preliminary requirements

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3.
Remove the SIM slot board
(3)
and cable.
Reverse this procedure to install the SIM slot board.
WLAN module
Description
Spare part number
Atheros AR9462 802.11a/b/g/n 2×2 Bluetooth 4.0 Combo Adapter
676786-005
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 keyboard/top cover (see
Keyboard/top cover
on page
23
).
5.
Disconnect the battery cable from the system board (see
Speakers
on page
26
).
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.
32
Chapter 4
Removal and replacement procedures preliminary requirements