86 Copyright © 2004 Nokia. All rights reserved.Reference informationVehiclesRF signals may affect improperlyinstalled or inadequately shieldedelectronic systems in motor vehicles (forexample, electronic fuel injectionsystems, electronic antiskid/antilockbraking systems, electronic speed controlsystems, air bag systems). Check with themanufacturer or its representativeregarding your vehicle. You should alsoconsult the manufacturer of anyequipment that has been added to yourvehicle.POSTED FACILITIESSwitch your phone off in any facilitywhere posted notices so require.Potentially explosiveatmospheresSwitch off your phone when in any areawith a potentially explosive atmosphereand obey all signs and instructions.Sparks in such areas could cause anexplosion or fire resulting in propertyand/or bodily injury or even death.Users are advised to switch off the phonewhen at a refuelling point (servicestation). Users are reminded of the needto observe restrictions on the use of radioequipment in fuel depots (fuel storageand distribution areas), chemical plants,or where blasting operations are inprogress.Areas with a potentially explosiveatmosphere are often but not alwaysclearly marked. They include below deckon boats; chemical transfer or storagefacilities; vehicles using liquefiedpetroleum gas (such as propane orbutane); areas where the air containschemicals or particles, such as grain,dust, or metal powders; and any otherarea where you would normally beadvised to turn off your vehicle engine.VehiclesOnly qualified personnel should servicethe phone or install the phone in avehicle. Faulty installation or service maybe dangerous and may invalidate anywarranty which may apply to the unit.Check regularly that all wireless phoneequipment in your vehicle is mountedand operating properly.Do not store or carry flammable liquids,gases or explosive materials in the samecompartment as the phone, its parts oraccessories.For vehicles equipped with an air bag,remember that an air bag inflates withgreat force. Do not place objects,including both installed or portablewireless equipment in the area over theair bag or in the air bag deployment area.If in-vehicle wireless equipment isimproperly installed and the air baginflates, serious injury could result.FCC regulations prohibit using yourphone while in the air. Switch off yourphone before boarding an aircraft. Theuse of wireless telephones in an aircraftmay be dangerous to the operation of theaircraft, disrupt the wireless telephonenetwork, and may be illegal.Failure to observe these instructions maylead to suspension or denial of telephoneservices to the offender, legal action orboth.