63Copyright © 2004 Nokia. All rights reserved.VehiclesRF signals may affect improperly installed or inadequately shielded electronic systems inmotor vehicles (e.g. electronic fuel injection systems, electronic anti-skid (anti-lock) brakingsystems, electronic speed control systems, air bag systems). Check with the manufacturer orits representative regarding your vehicle. You should also consult the manufacturer of anyequipment that has been added to your vehicle.Posted facilitiesSwitch your phone off in any facility where posted notices so require.■ Potentially explosive atmospheresSwitch off your phone when in any area with a potentially explosive atmosphere and obeyall signs and instructions. Sparks in such areas could cause an explosion or fire resulting inbodily injury or even death.Users are advised to switch off the phone when at a refuelling point (service station). Usersare reminded of the need to observe restrictions on the use of radio equipment in fuel depots(fuel storage and distribution areas), chemical plants or where blasting operations are inprogress.Areas with a potentially explosive atmosphere are often but not always clearly marked. Theyinclude below deck on boats; chemical transfer or storage facilities; vehicles using liquifiedpetroleum gas (such as propane or butane); areas where the air contains chemicals orparticles, such as grain, dust or metal powders; and any other area where you wouldnormally be advised to turn off your vehicle engine.