Samsung SGH x426 User Manual page 151

Other medical devices
If you use any other personal medical device, consult the
manufacturer of your device to determine if they are
adequately shielded from external RF energy. Your
physician may be able to assist you in obtaining this
information.
Turn your phone OFF in health care facilities when any
regulations posted in these areas instruct you to do so.
Hospitals or health care facilities may be using
equipment that could be sensitive to external RF energy.
Vehicles
RF signals may affect improperly installed or
inadequately shielded electronic systems in motor
vehicles. Check with the manufacturer or its
representative regarding your vehicle. You should also
consult the manufacturer of any equipment that has been
added to your vehicle.
Posted facilities
Turn your phone OFF in any facility where posted notices
so require.
Aircraft
FCC regulations prohibit using your phone while in the
air. Switch OFF your phone before boarding an aircraft.
Health and Safety Information 147