4. Remove the screw that secures the Mini-Card to the system board.5. Lift the Mini-Card out of the system board connector.Replacing the Mini-Card1. Remove the new Mini-Card from its packaging.2. Insert the Mini-Card connector at a 45-degree angle into the appropriate system board connector. For example, the WLAN card connector is labeledWLAN and so on.3. Press the other end of the Mini-Card down into the slot on the system board.4. Replace the securing screw.5. Connect the appropriate antenna cables to the Mini-Card you are installing. The following table provides the antenna cable color scheme for the Mini-Card supported by your computer.6. Secure the unused antenna cables in the protective mylar sleeve.7. Replace the base cover (see Replacing the Base Cover).8. Slide the battery into the battery bay until it clicks into place.9. Install the drivers and utilities for your computer, as required. For more information, see the Dell Technology Guide.NOTICE: When the Mini-Card is not in the computer, store it in protective antistatic packaging. For more information, see "Protecting AgainstElectrostatic Discharge" in the safety information that shipped with your computer.NOTICE: Use firm and even pressure to slide the card into place. If you use excessive force, you may damage the connector.Connectors on the Mini-Card Antenna Cable Color SchemeWWAN (2 antenna cables)Main WWAN (white triangle)Auxiliary WWAN (black triangle)white with gray stripeblack with gray stripeWLAN (2 antenna cables)Main WLAN (white triangle)Auxiliary WLAN (black triangle)whiteblackWPAN (one antenna cable)WPAN blueNOTE: If you are installing a communication card from a source other than Dell, you must install the appropriate drivers and utilities. For more genericdriver information, see the Dell Technology Guide.