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Vehicles
RF signals may affect improperly installed or inadequately shielded electronic systems in
motor vehicles such as electronic fuel injection systems, electronic antiskid (antilock) braking
systems, electronic speed control systems, and air bag systems. For more information, check
with the manufacturer, or its representative, of your vehicle or any equipment that has been
added.
Only qualified personnel should service the device or install the device in a vehicle. Faulty
installation or service may be dangerous and may invalidate any warranty that may apply to
the device. Check regularly that all wireless device equipment in your vehicle is mounted and
operating properly. Do not store or carry flammable liquids, gases, or explosive materials in
the same compartment as the device, its parts, or enhancements. For vehicles equipped with
an air bag, remember that air bags inflate with great force. Do not place objects, including
installed or portable wireless equipment in the area over the air bag or in the air bag
deployment area. If in-vehicle wireless equipment is improperly installed and the air bag
inflates, serious injury could result.
Using your device while flying in aircraft is prohibited. Switch off your device before boarding
an aircraft. The use of wireless telecom devices in an aircraft may be dangerous to the
operation of the aircraft, disrupt the wireless telephone network, and may be illegal.
Potentially explosive environments
Switch off your device when in any area with a potentially explosive atmosphere and obey all
signs and instructions. Potentially explosive atmospheres include areas where you would
normally be advised to turn off your vehicle engine. Sparks in such areas could cause an
explosion or fire resulting in bodily injury or even death. Switch off the device at refueling
points such as near gas pumps at service stations. Observe restrictions on the use of radio
equipment in fuel depots, storage, and distribution areas; chemical plants; or where blasting
