• Turn the wireless device off immediately if there is anyreason to suspect that interference is taking place.• Follow the manufacturer directions for the implantedmedical device.If you have any questions about using your wireless devicewith an implanted medical device, consult your healthcare provider.Hearing aidsSome digital wireless devices may interfere with somehearing aids.VehiclesRF signals may affect improperly installed or inadequatelyshielded electronic systems in motor vehicles such aselectronic fuel injection systems, electronic antiskid(antilock) braking systems, electronic speed controlsystems, and air bag systems. For more information, checkwith the manufacturer, or its representative, of yourvehicle or any equipment that has been added.Only qualified personnel should service the device orinstall the device in a vehicle. Faulty installation or servicemay be dangerous and may invalidate any warranty thatmay apply to the device. Check regularly that all wirelessdevice equipment in your vehicle is mounted andoperating properly. Do not store or carry flammableliquids, gases, or explosive materials in the samecompartment as the device, its parts, or accessories. Forvehicles equipped with an air bag, remember that air bagsinflate with great force. Do not place objects, includinginstalled or portable wireless equipment in the area overthe air bag or in the air bag deployment area. If in-vehiclewireless equipment is improperly installed and the air baginflates, serious injury could result.Using your device while flying in aircraft is prohibited.Switch off your device before boarding an aircraft. The useof wireless teledevices in an aircraft may be dangerous tothe operation of the aircraft, disrupt the wirelesstelephone network, and may be illegal.Potentially explosiveenvironmentsSwitch off your device when in any area with a potentiallyexplosive atmosphere, and obey all signs and instructions.Potentially explosive atmospheres include areas whereyou would normally be advised to turn off your vehicleengine. Sparks in such areas could cause an explosion orfire resulting in bodily injury or even death. Switch off thedevice at refuelling points such as near gas pumps atservice stations. Observe restrictions on the use of radioequipment in fuel depots, storage, and distribution areas;chemical plants; or where blasting operations are inprogress. Areas with a potentially explosive atmosphereare often, but not always, clearly marked. They includebelow deck on boats, chemical transfer or storage facilitiesand areas where the air contains chemicals or particlessuch as grain, dust, or metal powders. You should checkwith the manufacturers of vehicles using liquefiedpetroleum gas (such as propane or butane) to determineif this device can be safely used in their vicinity.112 Additional safety information