![background image](http://html.mh-extra.com/html/samsung/sch-3500b/sch-3500b_user-manual_1189769103.webp)
with the manufacturer regarding any equipment that has
been added to your vehicle.
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. Turn off
the phone in healthcare facilities and request permission
before using the phone near medical equipment.
6WTPQHH[QWTRJQPGDGHQTGHN[KPI
You should turn off your phone before boarding any
aircraft. To prevent possible interference with aircraft
systems, 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.
4GUVTKEVKPIEJKNFTGP UCEEGUUVQ[QWTRJQPG
Your phone should not be played with by children. They
could hurt themselves and others, damage the phone, or
make calls that increase your Sprint PCS bill.
6WTPQHH[QWTRJQPGKPFCPIGTQWUCTGCU
To avoid interfering with blasting operations, you should
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 use remote-controlled RF
devices to set off explosives.
Turn off your phone when you are in any area with a
potentially explosive atmosphere. It is rare, but your phone
or its accessories could generate sparks. Sparks could cause