73Using the GPS FunctionExplanation of GPS Screen and OperationTips• You can change the unit of GPS data by selecting [9 APRS] [22 GPS UNIT] in the Set mode.• When the GPS function is used, the accurate time data (date and time) obtained from GPSappears on a 24 hour basis. This time data is reflected in the time data displayed on the GPS andAPRS screens.• You can change the geodetic system of the built-in GPS unit by selecting [9 APRS] [19 GPSDATUM] in the Set mode. However, since APRS uses the geodetic system of WGS-84, it isrecommended not to change it.• You can set the time zone by units of 30 minutes by selecting [9 APRS] [28 TIME ZONE] in theSet mode (Default: Japanese time zone).• When the GPS function is active, the power consumption increases by about 30 mA. As a result,the battery life is reduced by about 20% compared to when the GPS function is deactivated.• You can obtain position information from a external GPS device by selecting [9 APRS] [17COM PORT SETTING] and then setting [INPUT] to [GPS] in the Set mode. In this case, the dataobtained from the internal GPS is disabled.• When using an external GPS device, keep it away from the transceiver.Smart Navigation FunctionUsing the Smart Navigation FunctionThere are 2 methods of navigation with the Smart Navigation function.(1) Real-time navigation function(2) Backtrack function Real-Time Navigation FunctionGPS position information and voice signals are simultaneously transmitted in the V/Dmode of C4FM digital.For this reason, the position and direction of the remote station can be displayed in real-time even during communication.1 Press M to open the GPS screen.2 Turn O to select [YR].The distance and direction to the remote station operating on the same frequency inthe V/D mode is displayed.Display of remote station positionDistance to remote stationDirection display3 Press M.The screen returns from the navigation screen to the normal frequency display.
