Troubleshooting
I cannot make or receive calls or send and receive messages
Verify that your BlackBerry® device is connected to the wireless network. If the OFF indicator appears at the top of the Home screen, click the Manage Connections icon. Select the check box beside Mobile Network. A wireless network indicator should appear. If you are not in a wireless coverage area, an X indicator appears instead.
If you cannot make or receive calls, try performing the following actions:
•Verify that your wireless service plan includes phone or voice services.
•If you have traveled to another country and you have not changed your
If you cannot send and receive messages, try performing the following actions:
•If you added an email account to your device using the setup wizard, verify that you have received an activation message. If you have not received an activation message, on the Home screen or in a folder, click Setup. Open the email setup application. Press the 
key. Click Service Books. Click Send Service Books.
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