Hearing AidsSome digital wireless phones may interfere with some hearing aids. In theevent 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 manufacturerof your device to determine if it is adequately shielded from external RFenergy. Your physician may be able to assist you in obtaining thisinformation. Switch your phone off in health care facilities when anyregulations posted in these areas instruct you to do so. Hospitals orhealth care facilities may be using equipment that could be sensitive toexternal RF energy.VehiclesRF signals may affect improperly installed or inadequately shieldedelectronic systems in motor vehicles. Check with the manufacturer or itsrepresentative regarding your vehicle. You should also consult themanufacturer of any equipment that has been added to your vehicle.Posted FacilitiesSwitch your phone off in any facility where posted notices require you todo so.Potentially Explosive EnvironmentsSwitch your phone off when in any area with a potentially explosiveatmosphere and obey all signs and instructions. Sparks in such areascould cause an explosion or fire resulting in bodily injury or even death.Users are advised to switch the phone off while at a refueling point(service station). Users are reminded of the need to observe restrictionson the use of radio equipment in fuel depots (fuel storage and distributionareas), chemical plants or where blasting operations are in progress.Areas with a potentially explosive atmosphere are often but not alwaysclearly marked. They include below deck on boats, chemical transfer orstorage facilities, vehicles using liquefied petroleum gas (such as propaneor butane), areas where the air contains chemicals or particles, such asgrain, dust or metal powders, and any other area where you wouldnormally be advised to turn off your vehicle engine.Emergency CallsThis phone, like any wireless phone, operates using radio signals, wirelessand landline networks as well as user programmed functions, whichcannot guarantee connection in all conditions. Therefore, you shouldnever rely solely on any wireless phone for essential communications(medical emergencies, for example).Remember, to make or receive any calls the phone must be switched onand in a service area with adequate signal strength. Emergency calls maynot be possible on all wireless phone networks or when certain networkservices and/ or phone features are in use. Check with local service