What means sos on blackberry

Troubleshooting

  1. Verify wireless is turned on .
  2. Verify the device displays at least two bars of signal strength .
    • If the device does not display at least two bars of signal strength, try moving to a different location with better signal strength.
  3. Determine the wireless carrier on which the device is registered .
    • If in the United States, scan for available wireless networks and choose Cingular, if available. If AT&T is not available, choose an available network.
NOTE: Roaming agreements dictate GSM and GPRS availability. For more information on domestic AT&T roaming agreements please contact AT&T Customer Service for wireless customers .
  • If user is roaming outside the United States, confirm that the carrier supports GSM or GPRS roaming. If not, scan for available wireless networks and choose a network in that country that does support data roaming. If a carrier that supports data is not available, e-mail and web functions will not be available on device.
  • Evaluate current status indicator .
    • "GSM" indicates that voice service is available but data services are not.
      • Power the device off and powering the device back on .
      • If continuing to display "GSM" perform a hard reset .
      • If continuing to display "GSM" attempt to register the device on the network. NOTE: Attempting to register the device on the network may help force a successful attach to "GPRS" or "EDGE".
      • If continuing to display "GSM" remove/reinsert SIM or try alternate SIM if available.
      • If the status does not change from "GSM" to "GPRS", please contact AT&T Customer Service for wireless customers .
    • "gprs" indicates that the device is attempting to register on the GPRS network, but is unable to.
      • Power the device off and powering the device back on .
      • If continuing to display "gprs" perform a hard reset .
      • If continuing to display "gprs" attempt to register the device on the network . NOTE: Attempting to register the device on the network may help force a successful attach to "GPRS" or "EDGE".
      • If continuing to display "gprs" remove/reinsert SIM or try alternate SIM if available.
      • If the status does not change from "gprs" to "GPRS", please contact AT&T Customer Service for wireless customers .
    • "edge" indicates that the device is attempting to register on the EDGE network, but is unable to.
      • If continuing to display "edge" perform a hard reset .
      • If continuing to display "edge" attempt to register the device on the network . NOTE: Attempting to register the device on the network may help force a successful attach to "GPRS" or "EDGE".
      • If continuing to display "edge" remove/reinsert SIM or try alternate SIM if available.
      • If the status does not change from "edge" to "EDGE", please contact AT&T Customer Service for wireless customers .
    • "SOS" indicates that the device is outside of the AT&T wireless coverage area and is in an area where AT&T does not have a roaming agreement.
      • Attempt to register the device once you are within the AT&T wireless coverage area. NOTE: Attempting to register the device on the network may help force a successful attach to "GPRS" or "EDGE".
      • If "SOS" displays on the device and the device is within the AT&T wireless coverage area, remove the SIM card from the device, reinsert the SIM card. and power the device back on.
      • If the device still does not display "GPRS" or "EDGE", confirm the Network Selection Mode is set to "Automatic" on the handheld.
      • If the device continues to display SOS, please contact AT&T Customer Service for wireless customers .
    • "OFF" indicates that the device wireless signal is turned off.
      • Turn the Wireless on .
    • "X" indicates that the device is not receiving a signal. This could be a result of not being in an area of wireless coverage. The device will be unable to use the phone, messaging and browsing functionality.
      • Attempt to register the device once you are within the AT&T wireless coverage area.

        NOTE: Attempting to register the device on the network may help force a successful attach to "GPRS" or "EDGE".

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