Health and safety information42Hospitals or health care facilities may be usingequipment that could be sensitive to external RFenergy.VehiclesRF signals may affect improperly installed orinadequately shielded electronic systems in motorvehicles. Check with the manufacturer or itsrepresentative regarding your vehicle. You should alsoconsult the manufacturer of any equipment that hasbeen added to your vehicle.Posted facilitiesSwitch off your phone in any facility where postednotices require you to do so.Potentially explosive environmentsSwitch off your phone when in any area with apotentially explosive atmosphere and obey all signs andinstructions. Sparks in such areas could cause anexplosion or fire resulting in bodily injury or even death.Users are advised to switch off the phone while at arefueling point (service station).Users are reminded of the need to observe restrictionson the use of radio equipment in fuel depots (fuelstorage and distribution areas), chemical plants orwhere blasting operations are in progress.Areas with a potentially explosive atmosphere are oftenbut not always clearly marked. They include below deckon boats, chemical transfer or storage facilities, vehiclesusing liquefied petroleum gas (such as propane orbutane), areas where the air contains chemicals orparticles, such as grain, dust or metal powders, and anyother area where you would normally be advised to turnoff your vehicle engine.Emergency callsThis phone, like any wireless phone, operates usingradio signals, wireless and landline networks, as well asuser-programmed functions, which cannot guaranteeconnection in all conditions. Therefore, you shouldnever rely solely on any wireless phone for essentialcommunications (medical emergencies, for example).