WLAN module
Table 5-3 WLAN module description and part number
Description Spare part number
Intel Dual Band Wireless-AC 7265 802.11ac 2 × 2 Wi-Fi + Bluetooth 4.2 WLAN module (non-vPro) 901229-855
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. Prepare the computer for disassembly (Preparation for disassembly on page 22).
2. Remove the bottom cover (see Bottom cover on page 23).
3. Disconnect the battery cable from the system board (see Battery on page 25).
Remove the WLAN module:
1. Disconnect the wireless antenna cables (1) from the terminals on the WLAN module.
NOTE: The wireless antenna cable labeled “1/MAIN” connects to the WLAN module “Main” terminal.
The wireless antenna cable labeled “2/AUX” connects to the WLAN module “Aux” terminal.
2. Remove the Phillips M2.0 × 2.5 screw (2) that secures the WLAN module to the computer. (The WLAN
module tilts up.)
3. Remove the WLAN module (3) by pulling the module away from the slot at an angle.
26 Chapter 5 Removal and replacement procedures for authorized service provider parts
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