HP Classmate Notebook PC Classmate Notebook Maintenance and Service Guide - Page 32

WLAN/Bluetooth combo card, Remove the Phillips PM2.0×4.0 screw

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WLAN/Bluetooth combo card The computer uses a card that provides both WLAN and Bluetooth functionality. Description LiteOn/AzureWave 802.11 b/g/n 1x1 + BT 4.0 combo Spare part number 788292-001 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 bottom cover (see Bottom cover on page 22). 5. Disconnect the battery cable from the system board. 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 PM2.0×4.0 screw (2) that secures the WLAN module to the computer. 26 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts

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WLAN/Bluetooth combo card
The computer uses a card that provides both WLAN and Bluetooth functionality.
Description
Spare part number
LiteOn/AzureWave 802.11 b/g/n 1x1 + BT 4.0 combo
788292-001
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 bottom cover (see
Bottom cover
on page
22
).
5.
Disconnect the battery cable from the system board.
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 PM2.0×4.0 screw
(2)
that secures the WLAN module to the computer.
26
Chapter 5
Removal and replacement procedures for Authorized Service Provider parts