Table 5-4 WLAN module descriptions and part numbers (continued)
Description Spare part number
WLAN module protective tape kit N10779-001
IMPORTANT: 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 (see Preparation for disassembly on page 30).
2. Remove the bottom cover (see Bottom cover on page 30).
3. Disconnect the battery cable from the system board (see Battery on page 31).
Remove the WLAN module:
1. Remove the plastic piece (1) that protects the antenna connectors.
2. Carefully disconnect the two antenna cables (2) from the module.
3. Remove the Phillips M2.0 × 3.0 screw (3), and then pull the module out of the socket (4).
NOTE: The #1 white WLAN antenna cable connects to the WLAN module #1 Main terminal. The #2
black WLAN antenna cable connects to the WLAN module #1 Aux terminal.
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Chapter 5 Removal and replacement procedures for authorized service provider parts