Network Problems; Mobile Broadband Network - Dell XPS M2010 Owner's Manual

Network Problems
Fill out the Diagnostics Checklist as you complete these checks.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
General
Check the network cable connector —
Ensure that the network cable is firmly inserted into both the network connector on the back of the computer and the network connector.
Check the network lights on the network connector —
No light indicates that no network communication exists. Replace the network cable.
Restart the computer and log on to the network again.
Check your network settings —
Contact your network administrator or the person who set up your network to verify that your network settings are correct and that the network is
functioning.

Mobile Broadband Network

NOTE: The Dell Mobile Broadband Card Utility user's guide is located under Help and Support. You can also download the user's guide from
support.dell.com.
NOTE: The icon appears in the notification area if the computer has a Dell Mobile Broadband card installed. Double-click the icon to launch the utility.
Cannot connect —
The Dell Mobile Broadband card must be activated on the network in order to connect. Position the mouse over the
status of the connection. If the status indicates the mobile broadband card is not activated, see
problems persist, contact your Mobile Broadband service carrier for details on your plan.
Check your Mobile Broadband network service —
Contact your Mobile Broadband service carrier to verify coverage plan and supported services.
Check the status in the Dell Mobile Broadband Card Utility —
Click the icon in the taskbar to launch the utility. Check the status in the main window:
No card detected – Restart the computer and launch the utility again.
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Radio Off – Ensure the Mobile Broadband card is enabled by viewing the status in the Dell Mobile Broadband Card Utility. If the card is disabled, enable
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the Mobile Broadband card by clicking the Turn Radio On button in the main screen of the Dell Mobile Broadband Card Utility.
Searching – The Dell Mobile Broadband Card Utility has not yet located a Mobile Broadband network. If the searching state persists, ensure that the
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signal strength is adequate.
No service – The Dell Mobile Broadband Card Utility did not locate a Mobile Broadband network. Ensure that the signal strength is adequate. Restart
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the Dell wireless utility or contact your Mobile Broadband network provider.
Check your WWAN service – Contact your Mobile Broadband network service provider to verify coverage plan and supported services.
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Activate your Mobile Broadband card —
Before you connect to the Internet, you must activate the Mobile Broadband service through your cellular service provider. For instructions and for additional
information about using the Dell Mobile Broadband Card Utility, see the user's guide available through the Windows Help and Support Center. To access the
Help and Support Center, see Windows Help and Support
the media included with your Mobile Broadband card if you purchased the card separately from your computer.
Center. The user's guide is also available on the Dell Support website at support.dell.com and on
icon in the notification area to read the
Activate your Mobile Broadband card for more information. If