Health and Safety Information134PacemakersPacemaker manufacturers recommend that aminimum distance of 15 cm (6 inches) be maintainedbetween a wireless phone and a pacemaker to avoidpotential interference with the pacemaker. Theserecommendations are consistent with theindependent research and recommendations ofWireless Technology Research.Persons with pacemakers:• Should always keep the phone more than 15 cm (6inches) from their pacemaker when the phone isswitched on• Should not carry the phone in a breast pocket• Should use the ear opposite the pacemaker tominimise potential interferenceIf you have any reason to suspect that interference istaking place, switch off your phone immediately.Hearing AidsSome digital wireless phones may interfere withsome hearing aids. In the event of such interference,you may wish to consult your hearing aidmanufacturer to discuss alternatives.Other Medical DevicesIf you use any other personal medical devices,consult the manufacturer of your device to determineif it is adequately shielded from external RF energy.Your physician may be able to assist you in obtainingthis information. Switch off your phone in health carefacilities when any regulations posted in these areasinstruct you to do so. Hospitals or health carefacilities may be using equipment that could besensitive to external RF energy.Health and Safety Information135VehiclesRF signals may affect improperly installed orinadequately shielded electronic systems in motorvehicles. Check with the manufacturer or itsrepresentative regarding your vehicle.You should also consult the manufacturer of anyequipment that has been added to your vehicle.Posted FacilitiesSwitch off your phone in any facility where postednotices require you to do so.Potentially Explosive AtmospheresSwitch off your phone when in any area with apotentially explosive atmosphere and obey all signsand instructions. Sparks in such areas could causean explosion or fire resulting in bodily injury or evendeath.Users are advised to switch off the phone while at arefuelling point (service station). Users arereminded of the need to observe restrictions on theuse of radio equipment in fuel depots (fuel storageand distribution areas), chemical plants or whereblasting operations are in progress.Areas with a potentially explosive atmosphere areoften but not always clearly marked. They includebelow deck on boats, chemical transfer or storagefacilities, vehicles using liquefied petroleum gas(such as propane or butane), areas where the aircontains chemicals or particles, such as grain, dustor metal powders, and any other area where youwould normally be advised to turn off your vehicleengine.