3-3190-01182-01 Rev. A Garmin GNC 255A/255B Pilot’s Guide3.2.2 Com User FrequenciesFifteen Com User Frequencies can be saved with an assigned waypoint(WPT) identifier and Type.NOTE: When switching from 8.33 kHz to 25 kHz mode, any 8.33 kHz-specific user frequencies will be deleted from the user frequency list. Thisonly affects the user frequencies within the 8.33 kHz spectrum.3.2.2.1 Viewing the Com User Frequency1. Press FUNC to access the Functions. Turn the LARGE knobto select the Com Frequency Function.Select Wpt Name Select Wpt TypeSelected FrequencyFigure 3-3 Viewing User Com Frequencies2. Turn the SMALL knob to view the Com User frequencyfunction. Then, press ENT. Turn the SMALL knob to view theUser Frequencies.3. Press and release the FLIP/FLOP key to set the displayedfrequency as the Active frequency.4. Press the ENT key to set the displayed frequency as the Standbyfrequency.3.2.2.2 Deleting the Com User Frequency1. Press the CLR key to delete this User frequency.Position In List.Turn SMALL KnobTo Select Entry.Selected FrequencyPress ENT To ConfirmDeleting The Selected FreqPress ENT Key To DeleteSelected FreqActive FrequencyFigure 3-4 Deleting User Com Frequencies