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.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 explosiveenvironmentsSwitch 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 refuelling 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. Connections in all conditions cannot beguaranteed. You should never rely solely on any wirelessdevice for essential communications like medicalemergencies.To make an emergency call:CyanCyan MagentaMagenta YellowYellow BlackBlack2009-06-25 13:16:47 P3657 user guide publication 3