Samsung SGH X820 Manual

Also see for SGH X820: Service manual

99Health and safety informationElectronic devicesMost modern electronic equipment is shielded from radiofrequency (RF) signals. However, certain electronicequipment may not be shielded against the RF signalsfrom your wireless phone. Consult the manufacturer todiscuss alternatives.PacemakersPacemaker manufacturers recommend that a minimumdistance of 15 cm (6 inches) be maintained between awireless phone and a pacemaker to avoid potentialinterference with the pacemaker. These recommendationsare consistent with the independent research andrecommendations of Wireless Technology Research. If youhave any reason to suspect that interference is takingplace, switch off your phone immediately.Hearing aidsSome digital wireless phones may interfere with somehearing aids. In the event of such interference, you maywish to consult your hearing aid manufacturer to discussalternatives.Other medical devicesIf you use any other personal medical devices, consult themanufacturer of your device to determine if it isadequately shielded from external RF energy.Your physician may be able to assist you in obtaining thisinformation.Switch off your phone in health care facilities whenregulations posted in these areas instruct you to do so.VehiclesRF signals may affect improperly installed or inadequatelyshielded electronic systems in motor vehicles. Check withthe manufacturer or its representative regarding yourvehicle.You should also consult the manufacturer of anyequipment that has been added to your vehicle.Posted facilitiesSwitch off your phone in any facility where posted noticesrequire you to do so.