Heading 3 - turning off your phone before flying – Samsung SCH-N300 User Manual
Page 159
 
Performance and Safety Guidelines
159
Consult the manufacturer of any personal 
medical devices, such as pacemakers and 
hearing aids, to determine if they are 
adequately shielded from external RF signals.
Turning Off Your Phone Before Flying
Turn off your phone before boarding any 
aircraft. To prevent possible interference with 
aircraft systems, the U.S. Federal Aviation 
Administration (FAA) regulations require you 
to have permission from a crew member to use 
your phone while the plane is on the ground. 
To prevent any risk of interference, FCC 
regulations prohibit using your phone while 
the plane is in the air.
Turning Off Your Phone in Dangerous Areas
To avoid interfering with blasting operations, 
turn off your phone when in a blasting area or 
in other areas with signs indicating that two-
way radios should be turned off. Construction 
crews often use remote-control RF devices to set 
off explosives.
Note:
Never transport or store
flammable gas, liquid or
explosives in the
compartment of your
vehicle that contains your
phone or accessories.
Turn off your phone when you’re in any area 
that has a potentially explosive atmosphere. 
Although it’s rare, your phone or its accessories 
could generate sparks. Sparks could cause an 
explosion or a fire resulting in bodily injury or 
even death. These areas are often, but not 
always, clearly marked. They include:
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