•If you have any reason to suspect that interference is taking place, turn off all wireless connections on your BlackBerry device immediately. Stop using your BlackBerry device and consult a physician.
Hearing aids: Some digital wireless devices might interfere with some hearing aids. In the event of such interference, consult your wireless service provider or contact the manufacturer of your hearing aid to discuss alternatives.
Your BlackBerry device includes a magnetometer, which is used by applications such as the Compass application. If an application that uses the magnetometer causes interference with your hearing aid, close the application.
Other medical devices: If you use any other personal medical device, consult the manufacturer of your device to determine if the device is adequately shielded from external radio frequency energy. Your physician might be able to assist you in obtaining this information.
Health care facilities: Turn off all wireless connections on your BlackBerry device in health care facilities when any regulations posted in these areas instruct you to do so. Hospitals or health care facilities might be using equipment that could be sensitive to external radio frequency energy.
Aircraft: Federal Aviation Administration (FAA) and Federal Communications Commission (FCC) regulations prohibit using the radio of wireless devices while in the air. Turn off all wireless connections on your BlackBerry device before boarding an aircraft. The effect of using the BlackBerry device with wireless connections turned on in an aircraft is unknown. Such use might affect aircraft instrumentation, communication,
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