Garmin GTN 750 Pilot's Guide - Page 36

Foreword Getting Started Audio & Xpdr Ctrl Com/Nav FPL Direct-To Proc Charts Wpt Info Map Traffic Terrain Weather Nearest Music 1.7 Selecting Com/Nav Frequencies Active Com Frequency Volume and Squelch Frequency Monitor Annunciation Active Nav Frequency Standby Nav Frequency Standby Com Frequency Com Standby Editing Window Find Frequency Key Numeric Keypad Standby Frequency Monitor Key Standby Frequency Backspace Key Enter Key Frequency Transfer (Flip/Flop) Key Large and Small Knobs (Frequency Adjust) Figure 1-18 Com Radio Frequency Selection Page To switch between Com and Nav frequency selection Tuning control normally remains in the Com window and will return after 30 seconds of inactivity. If you wish to select a VOR/localizer/ILS frequency, press the small right knob momentarily to make the Nav window active for editing. The Standby Nav frequency will be highlighted briefly to indicate that it is active for editing. The standby frequency in blue is active for editing by the large and small right knobs. Method 1: Select a Nav/Com frequency using the small and large right rotary knobs Utilities System Messages Symbols Appendix 1. Turn the large right knob to select the desired megahertz (MHz) value. For example, the "118" portion of the frequency "118.30". 2. Turn the small right knob to select the desired kilohertz (kHz) value. For example, the ".30" portion of the frequency "118.30". 3. Touch the Com or Nav window to flip/flop the Active and Standby frequencies. You can also press and hold the small right knob to transfer the standby frequency to the active window. Index 1-16 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. B