Dell XPS 15 L521X Owners Manual - Page 35
Replacing the Wireless Mini-Card, Procedure, Postrequisites, WLAN + Bluetooth 2 cables
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Replacing the Wireless Mini-Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 8. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 10. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the notch on the wireless mini-card with the tab on the wireless mini-card connector. CAUTION: Use firm and even pressure to slide the wireless mini-card into place. If you use excessive force, you may damage the connector. CAUTION: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the wireless mini-card and on the system board, and realign the wireless mini-card. CAUTION: To avoid damage to the wireless mini-card, never place cables under the wireless mini-card. 2 Insert the wireless mini-card connector at a 45-degree angle into the wireless mini-card connector. 3 Press the other end of the wireless mini-card down into the slot on the system board and replace the screw that secures the wireless mini-card to the system board. 4 Connect the antenna cables to the wireless mini-card. The following table provides the antenna-cable color scheme for the wireless mini-card supported by your computer. Connectors on the wireless mini-card WLAN + Bluetooth (2 cables) Main WLAN + Bluetooth (white triangle) Auxiliary WLAN + Bluetooth (black triangle) Antenna Cable Color Scheme white black Postrequisites 1 Replace the battery. See "Replacing the Battery" on page 22. 2 Follow the instructions from step 2 to step 7 in "Replacing the Base Cover" on page 14. Replacing the Wireless Mini-Card | 35