Kyocera Corporation E4520 用户手册
Turning Off Your Phone in Dangerous
Areas
Areas
To avoid interfering with blasting operations, turn
your phone off when in a blasting area or in other
areas with signs indicating two-way radios should be
turned off. Construction crews often use remote-
control RF devices to set off explosives.
your phone off when in a blasting area or in other
areas with signs indicating two-way radios should be
turned off. Construction crews often use remote-
control RF devices to set off explosives.
Turn your phone off when you’re in any area that has
a potentially explosive atmosphere. Although it’s rare,
your phone and accessories could generate sparks.
Sparks can cause an explosion or fire, resulting in
bodily injury or even death. These areas are often,
but not always, clearly marked. They include:
a potentially explosive atmosphere. Although it’s rare,
your phone and accessories could generate sparks.
Sparks can cause an explosion or fire, resulting in
bodily injury or even death. These areas are often,
but not always, clearly marked. They include:
● Fueling areas such as gas stations.
● Below deck on boats.
● Fuel or chemical transfer or storage facilities.
● Areas where the air contains chemicals or
particles such as grain, dust, or metal powders.
● Any other area where you would normally be
advised to turn off your vehicle’s engine.
Note: Never transport or store flammable gas,
flammable liquids, or explosives in the
compartment of your vehicle that contains
your phone or accessories.
compartment of your vehicle that contains
your phone or accessories.
Note: Your phone complies with the Standards for
Hazardous Location Equipment. Refer to the
following section ‘Using Your Phone in
Hazardous Locations’ for details.
following section ‘Using Your Phone in
Hazardous Locations’ for details.