Frequently Asked Questions
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FAQs: BlackBerry® Troubleshooting

Q:  Why does my BlackBerry device not turn on?
A:  The power on your device might be turned off, or the battery might not be charged.
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Q:  Why won't my device charge?
A:  Check whether your cable connection is secured properly. Also, your device won't charge if the battery is not charged or inserted properly, with the connectors aligned. The Nextel Welcome Guide (1.2MB PDF) can also help you resolve these issues.
If you connect your device to the computer to charge, verify that the computer is turned on. If you connect your device to the computer using a USB hub, the hub must be powered on in order to provide enough power to successfully charge your device.
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Q:  Can I charge my BlackBerry device by connecting it to my computer?
A:  Yes, if you have installed the BlackBerry Desktop Software or the BlackBerry Device Manager on your computer, you can connect your device to the computer to charge the battery.
  1. Verify that the computer is turned on.
  2. Connect the smaller end of the USB cable to your device.
  3. Connect the larger end of the USB cable to an available USB port on your computer.
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Q:  How can I remove all the saved information from my BlackBerry device?
A:  For the BlackBerry 7520 and 6510 — When using the 4.0 software select Options, Security. In Security, click the trackwheel and select Handheld Wipe. If the device does not have the 4.0 software, select Options, Security and enable the password on the unit. After enabling the password, select the Lock icon from the main menu. Once the unit has been locked, enter in the password incorrectly ten times. Note: To confirm handheld software type, select Options, Applications.
For the BlackBerry 7100i — Go to Options, General Settings. Click the trackwheel and click Wipe Handheld.
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Q:  How do I reset my BlackBerry device?
A:  To perform a master reset for your device hardware and programs, remove and then reinsert the battery. To perform a soft reset, turn the power off and then on again.
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Q:  Why can't I access the Internet?
A:  It's possible that your device is in Phone-only Mode. If your phone is in the Phone-only Mode, you will see the letters “Nxtl” (with only the first letter capitalized as opposed to all capital letters “NXTL”). To remove Phone-only Mode, select the Phone icon, and click the trackwheel. Select Option and highlight Push to Talk. Make sure Phone is set to No.
If your phone is not in Phone-only Mode, you may be having connectivity issues. Please call Customer Care at 1-800-639-6111. You can also check your device to see your wireless coverage area. The four letters appearing in the top right corner of your screen will identify the type of coverage available in the area:
NXTL — You have coverage for emergency calls, SMS messages, phone, Direct Connect, email and PIN messages, and browser.
NxTL — You have coverage for emergency calls, SMS messages, phone, email and PIN messages, and browser (all but Direct Connect).
NXTl — You have coverage for emergency calls, phone and Direct Connect.
Nxtl — You have coverage for emergency calls and phone.
nxtl — You do not have coverage.
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Q:  I'm receiving the error, "Outlook is not your default mail client." What should I do?
A:  When using Microsoft Outlook® and the desktop manager, Outlook must be your default mail client. You can resolve this error on your own or contact Customer Care at 1-800-639-6111.
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Q:  I'm receiving a JVM error. What should I do?
A:  JVM errors are caused by the corruption of the BlackBerry® handheld software. The following JVM errors can be resolved by running the Application Loader:
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Q:  I am receiving an error that reads, "Transaction error/decryption error; Unable to send or receive email; Verifying forwarding address; No MS Outlook folder seems to be configured." What should I do?
A:  These errors come from the Messaging Application Programming Interface (MAPI). MAPI is a Microsoft Windows program interface for email and other messaging functions. You will need to create a MAPI profile and then verify that your MAPI profile is configured accurately in Outlook.
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Q:  Will all Java™ applications work with my BlackBerry device?
A:  No, not all Java applications will run on your BlackBerry device. Please check with the vendor of the application to see if it is compatible with the BlackBerry device that you are using.
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Q:  How can I increase the font size of my display text?
A:  To increase the font size of your display, go to Options and click Screen/Keyboard. You can change both your font type and font size from this screen.
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Q:  Can I protect my BlackBerry device so other people can't read my messages?
A:  Yes. To set up password protection on the BlackBerry 7520:
  1. On the Home screen, click Options.
  2. Click Security.
  3. In the Password field, press the SPACE key to enable the password.
  4. In the Security Timeout field, press the SPACE key to scroll through the timeout settings until you locate the one you want to use.
  5. Click the trackwheel to view the menu and select Save.
  6. At the prompt, enter a password that's at least 4 characters long.
  7. Enter the password a second time to verify it and click the trackwheel.
To set up password protection on the BlackBerry 7100i:
  1. On the Home screen, click Options.
  2. Click Security.
  3. Click on General Settings.
  4. Click Enabled.
  5. When prompted, type in a password.
  6. Click the trackwheel to view the menu and select Save.
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