Garmin GTN 650 Pilot's Guide - Page 59

3.5.2 Nav Tuning Window Nav frequencies are selected with the tuning cursor in the standby Nav frequency field, and using the small and large right knobs to dial in the desired frequency. The keypad may also be used for frequency entry after touching the Standby window. The standby frequency always appears below the active frequency. The active frequency is the frequency currently in use. NOTE: Tuning is normally active in the Com window, unless placed in the Nav window by pressing the small right knob. When the tuning cursor is in the Nav window, it automatically returns to the Com window after 30 seconds of inactivity. The active frequency in either window cannot be accessed directly - only the standby frequency is active for editing. Foreword Getting Started Xpdr Ctrl Com/Nav FPL Direct-To Proc To select a VOR/localizer/ILS frequency: 1. Touch the small right knob momentarily to make the Nav Wpt Info Standby frequency value active for editing. The window will be highlighted momentarily. Map 2. Turn the large right knob to select the desired megahertz (MHz) value. For example, the "117" portion of the frequency Traffic "117.80". Terrain 3. Turn the small right knob to select the desired kilohertz (kHz) value. For example, the ".80" portion of the frequency Weather "117.80". 4. Touch the Nav active (top) frequency to make the standby Nearest frequency. Music 5. The Active (top) and Standby frequencies will switch. Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. B Garmin GTN 625/635/650 Pilot's Guide 3-13