Dell 1457, 1458 manual Replacing the Mini-Card, Wlan 2 or 3 antenna cables

3 antenna cables (2)

4.Remove the two screws that secure the Mini-Card to the system board.

5.Lift the Mini-Card out of the system board connector.

CAUTION: When the Mini-Card is not in the computer, store it in protective antistatic packaging. For more information, see "Protecting Against Electrostatic Discharge" in the safety information that shipped with your computer.

Replacing the Mini-Card

1.Follow the instructions in Before You Begin.

2.Remove the new Mini-Card from its packaging.

CAUTION: Use firm and even pressure to slide the card into place. If you use excessive force, you may damage the connector.

3.Insert the Mini-Card connector at a 45-degree angle into the appropriate system board connector. For example, the WLAN card connector is labeled WLAN and so on.

4.Press the other end of the Mini-Card down into the slot on the system board.

5.Replace the two screws that secure the Mini-Card to the system board.

6.Connect the appropriate antenna cables to the Mini-Card you are installing. The following table provides the antenna cable color scheme for each Mini- Card supported by your computer.

Connectors on the Mini-Card	Antenna Cable Color Scheme
WWAN (2 antenna cables)
Main WWAN (white triangle)	white with gray stripe
Auxiliary WWAN (black triangle)	black with gray stripe
WLAN (2 or 3 antenna cables)
Main WLAN (white triangle)	white
Auxiliary WLAN (black triangle)	black

7.Secure the unused antenna cables in the protective mylar sleeve.

8.Replace the base cover (see Replacing the Base Cover).

9.Replace the battery (see Replacing the Battery).

10.Install the drivers and utilities for your computer, as required. For more information, see the Dell Technology Guide.

NOTE: If you are installing a Mini-Card from a source other than Dell, you must install the appropriate drivers and utilities. For more generic driver information, see the Dell Technology Guide.