Garmin GTN 750 Pilot's Guide - Page 75

3.5 NAV (VOR/Localizer/Glideslope) Receiver Foreword Operations Getting The GTN 750 includes digitally-tuned Nav/localizer and glideslope receivers Started with the desired frequency selected on the Nav window, along the top right-hand Audio & side of the display. Frequency selection is performed by pressing the small right Xpdr Ctrl knob to activate Nav Standby frequency editing and then turning the small and Com/Nav large right knobs or keypad to select the desired frequency. Nav Control Text Active Nav FPL Frequency Touch To Flip/Flop NAV / STBY Touch To Edit STBY Direct-To Proc Charts Standby Nav Frequency Wpt Info Figure 3-20 Nav Frequency Window Map 3.5.1 Ident Audio and Volume Traffic Nav ident is enabled by pressing the Volume knob when the Nav window is active. When Nav ident is enabled, the ID annunciation will appear in the Terrain active Nav window. When the Nav function is enabled, the Nav Standby channel window will highlight briefly and then turn to blue text. The Nav Standby Weather frequency will be active for editing for about 30 seconds before the Com Standby frequency becomes active for editing. Nearest Nav Ident Is Active Music Nav Standby Frequency Highlighted To Indicate It Is Active for Frequency Selection Utilities Figure 3-21 Nav Standby Frequency Window and Ident is Active System Nav audio volume is adjusted using the Volume knob. Turn the Volume knob clockwise to increase volume, or counterclockwise to decrease volume. Messages Symbols Appendix 190-01007-03 Rev. B Garmin GTN 725/750 Pilot's Guide 3-15 Index