Compaq 14-a100 14 Notebook PC 14 TouchSmart Notebook PC 14 Notebook PC 14 Touc - Page 60
WLAN module, Remove the Phillips PM2.0×3.0 screw
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WLAN module Description Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo Adapter Atheros AR9485 802.11b/g/n WiFi Adapter for use in Brazil Realtek RTL8188EE 802.11bgn Wi-Fi Adapter Spare part number 675794-001 690020-001 733476-001 712639-201 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 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 43). 5. Remove the service door (see Service door on page 49). 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 PM2.0×3.0 screw (2) that secures the WLAN module to the system board. (The WLAN module tilts up.) 52 Chapter 4 Removal and replacement procedures