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 (see Preparation for disassembly on page 41).
2. Remove the service cover (see Service cover on page 41).
3. Disconnect the battery cable from the system board (see Battery on page 42).
Remove the WLAN module:
1. Remove the WLAN module plate (1) that secures the antenna cables to the module.
The WLAN module plate is included in the Plastics Kit, spare part number N19226-001.
2. Carefully disconnect the two antenna cables (2) from the module.
Computer models have either one or two WLAN antennas. On models with two antennas, the #1
WLAN antenna cable connects to the WLAN module #1 Main terminal. The #2 WLAN antenna cable
connects to the WLAN module #2 Aux terminal.
3. Remove the Phillips M2.0 × 3.0 screw (3) that secures the WLAN module to the system board. The
WLAN module tilts up.
4. Remove the WLAN module (4) by pulling the module away from the slot at an angle.
44
Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
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