Samsung SCH-u420 - Manual (Page 222)

222
Sect
ion 15
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
Switch your phone off in any facility where posted
notices require you to do so.
Potentially Explosive Environments
Switch your phone off when in any area with a
potentially explosive atmosphere and obey all signs
and instructions. Sparks in such areas could cause an
explosion or fire resulting in bodily injury or even
death.
Users are advised to switch the phone off while at a
refueling point (service station). Users are reminded of
the need to observe restrictions on the use of radio
equipment in fuel depots (fuel storage and distribution
areas), chemical plants or where blasting operations are
in progress.
Areas with a potentially explosive atmosphere are often
but not always clearly marked. They include below
deck on boats, chemical transfer or storage facilities,
vehicles using liquefied petroleum gas (such as
propane or butane), areas where the air contains
chemicals or particles, such as grain, dust or metal