Section 12: Health and Safety Information 187Potentially Explosive EnvironmentsSection 12Other Medical DevicesIf you use any other personal medical devices, consult themanufacturer of your device to determine if it isadequately shielded from external RF energy. Yourphysician may be able to assist you in obtaining thisinformation. Switch your phone off in health carefacilities when any regulations posted in these areasinstruct you to do so. Hospitals or health care facilitiesmay be using equipment that could be sensitive toexternal RF energy.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 has beenadded to your vehicle.Posted FacilitiesSwitch your phone off in any facility where posted noticesrequire you to do so.Potentially Explosive EnvironmentsSwitch your phone off when in any area with a potentiallyexplosive atmosphere and obey all signs and instructions.Sparks in such areas could cause an explosion or fireresulting in bodily injury or even death.Users are advised to switch the phone off while at arefueling point (service station). Users are reminded ofthe need to observe restrictions on the use of radioequipment in fuel depotsa990.book Page 187 Wednesday, February 22, 2006 4:37 PM