function on or off, the wireless activity indicator changes to display the status.For more information about the Dell QuickSet wireless activity indicator, right-click the QuickSet icon in the taskbar, and then select Help.Mobile Broadband (or Wireless Wide Area Network)A Mobile Broadband network, also known as a Wireless Wide Area Network (WWAN), is a high-speed digital cellular network that provides Internet accessover a much wider geographical area than a WLAN, which typically covers only from 100 to 1000 feet. Your computer can maintain Mobile Broadband networkaccess as long as the computer is within a cellular-data coverage zone. Contact your service provider for coverage of a high-speed digital cellular network.What You Need to Establish a Mobile Broadband Network ConnectionTo set up a Mobile Broadband network connection, you need:l A Mobile Broadband ExpressCard or Mini Card (depending on your computer's configuration)l An activated Mobile Broadband ExpressCard or activated Subscriber Identity Module (SIM) for your service providerl The Dell Mobile Broadband Card Utility (already installed on your computer if you purchased the card when you purchased your computer, or on themedia that accompanied your card if purchased separately from your computer)If the utility is corrupted or deleted from your computer, see the Dell Mobile Broadband Card Utility user's guide in Windows Help and Support (click Start, and then click Help and Support) or on the media that accompanied your card if you purchased it separately from your computer.Checking Your Dell Mobile Broadband CardDepending on what you selected when you purchased your computer, the computer has a variety of configurations. To determine your computer configuration,see one of the following:l Your order confirmationl Microsoft Windows Help and SupportTo check your Mobile Broadband card in Windows Help and Support:1. Click Start ® Help and Support® Use Tools to view your computer information and diagnose problems.2. Under Tools, click My Computer Information® Find information about the hardware installed on this computer.On the My Computer Information - Hardware screen, you can view the type of Mobile Broadband card installed in your computer as well as other hardwarecomponents.Connecting to a Mobile Broadband NetworkUse the Dell Mobile Broadband Card Utility to establish and manage a Mobile Broadband network connection to the Internet:1. Click the Dell Mobile Broadband Card Utility icon in the Windows notification area to run the utility.2. Click Connect.NOTE: Even if you are able to make a call from your cellular phone in a specific geographical location, that location may not necessarily be within acellular-data coverage zone.NOTE: Depending on your computer, you can use either a Mobile Broadband ExpressCard or Mini Card, but not both, to establish a Mobile Broadbandnetwork connection.NOTE: For instructions on using ExpressCards, see Using ExpressCards.NOTE: The Mobile Broadband card is listed under Modems.NOTE: These instructions only apply to Mobile Broadband ExpressCards or Mini-Cards. They do not apply to internal cards with wireless technology.NOTE: Before you connect to the Internet, you must activate Mobile Broadband service through your cellular service provider. For instructions and foradditional information about using the Dell Mobile Broadband Card Utility, see the user's guide available through Windows Help and Support (click Start, and then click Help and Support). The user's guide is also available on the Dell Support website at support.dell.com and on the media included withyour Mobile Broadband card if you purchased the card separately from your computer.NOTE: The Connect button changes to the Disconnect button.