[ 143 ]Reference informationVehiclesOnly qualified personnel should install or service the phone in a vehicle.Faulty installation or service may be dangerous and invalidate the warranty.RF signals may affect improperly installed or inadequately shielded electronicsystems in motor vehicles (for example, electronic fuel injection systems,electronic anti-skid (anti-lock) braking systems, electronic speed controlsystems, air bag systems).Check with the manufacturer or its representative regarding your vehicle.You should also consult the manufacturer of any equipment that has beenadded to your vehicle.Ensure all wireless phone equipment in your vehicle is mounted andoperating properly.Don’t carry or store flammable liquids, gases or explosive materials in thesame compartment as the phone or its accessories.For vehicles equipped with an air bag, remember that an air bag inflateswith great force. Don’t place any objects in the area over the air bag or inthe air bag deployment area. If in-vehicle wireless equipment is improperlyinstalled and the air bag inflates, serious injury could result.AircraftSwitch off your phone before boarding an aircraft. The use of wirelesstelephones in an aircraft may be dangerous to the operation of theaircraft, disrupt the wireless telephone network, and may be illegal.Failure to observe these instructions may lead to suspension or denial oftelephone services to the offender, legal action, or both.Emergency callsImportant: This phone, like any wireless phone, operates usingradio signals and cannot be guaranteed to connect in all conditions.Therefore, you should never rely solely upon any wireless phone foressential communications (such as medical emergencies).