3-7190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot’s Guide3. Press the ENT key to insert the highlighted frequency as theStandby frequency. Or, press the CLR key to return to theFunctions display.4. Press and release the FLIP/FLOP key to set the selectedfrequency as the Active frequency.3.2.6 Com Nearest Flight Service Station (FSS)FrequenciesThe GTR 225, when interfaced with an appropriate GPS receiver, will reportthe 25 nearest Flight Service Station (FSS) frequencies.Turn SMALL KnobTo Scroll ThroughAvailable FrequenciesFigure 3-13 Com Nearest FSS Frequencies1. Press FUNC to access the Functions. With the Com FrequencyFunction highlighted, turn the SMALL knob to view the ComNearest FSS function. Then, press ENT.2. Turn the SMALL knob to display the available FSSfrequencies.3. Press the ENT key to insert the highlighted frequency as theStandby frequency. Or, press the CLR key to return to theFunctions display.4. Press and release the FLIP/FLOP key to set the selectedfrequency as the Active frequency.