R e f e r e n c e i n f o r m a t i o n82■ Additional safety informationOperating environmentRemember to follow any special regulations in force in any area and always switchoff your device when its use is prohibited or when it may cause interference ordanger. Use the device only in its normal operating positions. This device meetsRF exposure guidelines when used either in the normal use position against theear or when positioned at least 5/8 inch (1.5 cm) away from the body. When acarry case, belt clip, or holder is used for body-worn operation, it should notcontain metal and should position the device at least 5/8 inch (1.5 cm) away fromyour body.In order to transmit data files or messages, this device requires aquality connection to the network. In some cases, transmission of data files ormessages may be delayed until such a connection is available. Ensure the aboveseparation distance instructions are followed until the transmission is completed.Medical devicesOperation of any radio transmitting equipment, including wireless phones, mayinterfere with the functionality of inadequately protected medical devices. Consulta physician or the manufacturer of the medical device to determine if they areadequately shielded from external RF energy or if you have any questions. Switchoff your phone in health care facilities when any regulations posted in theseareas instruct you to do so. Hospitals or health care facilities may be usingequipment that could be sensitive to external RF energy.PacemakersPacemaker manufacturers recommend that a minimum separation of 6 in (15.3 cm)be maintained between a wireless phone and a pacemaker to avoid potentialinterference with the pacemaker. These recommendations are consistent with theindependent research by and recommendations of Wireless Technology Research.To minimize the potential for interference, persons with pacemakers should• Always keep the device more than 6 in (15.3 cm) from their pacemaker whenthe device is switched on• Not carry the device in a breast pocket• Hold the device to the ear opposite the pacemakerIf you have any reason to suspect that interference is taking place, switch offyour device immediately.