to avoid potential interference with the medical device. Persons who have such devicesshould:● Always keep the wireless device more than 15.3 centimetres (6 inches) from themedical device when the wireless device is turned on.● Not carry the wireless device in a breast pocket.● Hold the wireless device to the ear opposite the medical device to minimise thepotential for interference.● Turn the wireless device off immediately if there is any reason to suspect thatinterference is taking place.● Read and follow the directions from the manufacturer of their implanted medicaldevice.If you have any questions about using your wireless device with an implanted medicaldevice, consult your health care provider.Hearing aidsSome digital wireless devices may interfere with some hearing aids. If interferenceoccurs, consult your service provider.VehiclesRF signals may affect improperly installed or inadequately shielded electronic systemsin motor vehicles such as electronic fuel injection systems, electronic antiskid (antilock)braking systems, electronic speed control systems, and air bag systems. For moreinformation, check with the manufacturer, or its representative, of your vehicle or anyequipment that has been added.Only qualified personnel should service the device or install the device in a vehicle. Faultyinstallation or service may be dangerous and may invalidate any warranty that mayapply to the device. Check regularly that all wireless device equipment in your vehicleis mounted and operating properly. Do not store or carry flammable liquids, gases, orexplosive materials in the same compartment as the device, its parts, or accessories.For vehicles equipped with an air bag, remember that air bags inflate with great force.Do not place objects, including installed or portable wireless equipment in the area overthe air bag or in the air bag deployment area. If in-vehicle wireless equipment isimproperly installed and the air bag inflates, serious injury could result.Using your device while flying in aircraft is prohibited. Switch off your device beforeboarding an aircraft. The use of wireless teledevices in an aircraft may be dangerous tothe operation of the aircraft, disrupt the wireless telephone network, and may be illegal.Potentially explosive environmentsSwitch off your device when in any area with a potentially explosive atmosphere, andobey all signs and instructions. Potentially explosive atmospheres include areas whereyou would normally be advised to turn off your vehicle engine. Sparks in such areascould cause an explosion or fire resulting in bodily injury or even death. Switch off thedevice at refuelling points such as near gas pumps at service stations. ObserveAdditional safety information© 2009 Nokia. All rights reserved. 29