Additional safety information If you suspect interference, switch off your device, and movethe device away.Hearing aidsSome digital wireless devices may interfere with some hearingaids. If interference occurs, consult your service provider.VehiclesRF signals may affect improperly installed or inadequatelyshielded electronic systems in motor vehicles such aselectronic fuel injection systems, electronic antiskid (antilock)braking systems, electronic speed control systems, and air bagsystems. For more information, check with the manufacturer,or its representative, of your vehicle or any equipment that hasbeen added.Only qualified personnel should service the device, or installthe device in a vehicle. Faulty installation or service may beUsing your device while flying in aircraft is prohibited.Switch off your device before boarding an aircraft. The use ofwireless teledevices in an aircraft may be dangerous to theoperation of the aircraft, disrupt the wireless telephonenetwork, and may be illegal.Potentially explosive environmentsSwitch off your device when in any area with a potentiallyexplosive atmosphere, and obey all signs and instructions.Potentially explosive atmospheres include areas where youwould normally be advised to turn off your vehicle engine.Sparks in such areas could cause an explosion or fire resultingin bodily injury or even death. Switch off the device atrefueling points such as near gas pumps at service stations.Observe restrictions on the use of radio equipment in fueldepots, storage, and distribution areas; chemical plants; orwhere blasting operations are in progress. Areas with apotentially explosive atmosphere are often, but not always,