Explosive Environments - Zte Avid 4G CDMA User Manual

designed to prevent possible interference with sensitive medical
equipment.
Aircraft
Turn off your wireless device whenever you are instructed to do
so by airport or airline staff.
Consult the airline staff about the use of wireless devices
onboard the aircraft. Enable airplane mode prior to boarding an
aircraft.
Interference in Cars
Please note that because of possible interference with electronic
equipment, some vehicle manufacturers forbid the use of mobile
phones in their vehicles unless a hands-free kit with an external
antenna is included in the installation.

Explosive Environments

Gas Stations and Explosive Atmospheres
In locations with potentially explosive atmospheres, obey all
posted signs to turn off wireless devices such as your phone or
other radio equipment.
Areas with potentially explosive atmospheres include fueling
areas, below decks on boats, fuel or chemical transfer or storage
facilities, and areas where the air contains chemicals or particles,
such as grain, dust, or metal powders.
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