Nokia 2720 fold User Manual

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instruct you to do so. Hospitals or health care facilities mayuse equipment sensitive to external RF energy.Implanted medical devicesManufacturers of medical devices recommend a minimumseparation of 15.3 centimeters (6 inches) between a wirelessdevice and an implanted medical device, such as a pacemakeror implanted cardioverter defibrillator, to avoid potentialinterference with the medical device. Persons who have suchdevices should:• Always keep the wireless device more than 15.3centimeters (6 inches) from the medical device.• Not carry the wireless device in a breast pocket.• Hold the wireless device to the ear opposite the medicaldevice.• Turn the wireless device off if there is any reason tosuspect 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 health careprovider.Hearing aidsSome digital wireless devices may interfere with somehearing aids.Your mobile device model complies with FCC rules governinghearing aid compatibility. These require a M3 microphone orhigher value. Your device M-value is shown on the box. Ahigher M-value generally indicates that a device model has alower RF emissions level, which may improve the likelihoodthat the device will operate with certain hearing aids. Somehearing aids are more immune than others to interference.Please consult your hearing health professional to determinewhether your hearing aid will work with this device. Moreinformation on accessibility can be found atwww.nokiaaccessibility.com.Setting for telecoil hearing aid users.This device includes a setting for direct connection to telecoil-equipped hearing aids. When both the telecoil hearing aid (Tswitch) and the phone telecoil are activated, using the devicewith the aided ear will provide a direct connection for audiothrough your hearing aid. The quality of sound depends onthe type of hearing aid used. You should test the device withthe telecoil setting activated to determine whether youraudio performance improves. Using the telecoil hearing-aidsetting consumes additional battery power.VehiclesRF signals may affect improperly installed or inadequatelyshielded electronic systems in motor vehicles such aselectronic fuel injection, electronic antilock braking,electronic speed control, and air bag systems. For moreinformation, check with the manufacturer of your vehicle orits equipment.Only qualified personnel should service the device or installthe device in a vehicle. Faulty installation or service may bedangerous and may invalidate your warranty. Check regularlythat all wireless device equipment in your vehicle is mountedand operating properly. Do not store or carry flammableliquids, gases, or explosive materials in the samecompartment as the device, its parts, or accessories.Remember that air bags inflate with great force. Do not placeyour device or accessories in the air bag deployment area.Switch off your device before boarding an aircraft. The use ofwireless teledevices in an aircraft may be dangerous to theoperation of the aircraft and may be illegal.Potentially explosive environmentsSwitch off your device in any area with a potentially explosiveatmosphere. Obey all posted instructions. Sparks in suchareas could cause an explosion or fire resulting in bodilyinjury or death. Switch off the device at refueling points suchas near gas pumps at service stations. Observe restrictions infuel depots, storage, and distribution areas; chemical plants;or where blasting operations are in progress. Areas with apotentially explosive atmosphere are often, but not always,clearly marked. They include areas where you would beadvised to turn off your vehicle engine, below deck on boats,chemical transfer or storage facilities and where the aircontains chemicals or particles such as grain, dust, or metalpowders. You should check with the manufacturers ofvehicles using liquefied petroleum gas (such as propane orbutane) to determine if this device can be safely used in theirvicinity.Emergency callsImportant: This device operates using radio signals,wireless networks, landline networks and user-programmedfunctions. If your device supports voice calls over the internet(internet calls), activate both the internet calls and thecellular phone. The device may attempt to make emergencycalls over both the cellular networks and through yourinternet call provider if both are activated. Connections in allconditions cannot be guaranteed. You should never relysolely on any wireless device for essential communicationslike medical emergencies.To make an emergency call:Additional safety information 25© 2009 Nokia. All rights reserved. 25