Garmin GTN 650 Pilot's Guide - Page 47

3 NAV/COM Foreword (GTN 650 NAV/COM and GTN 635 COM only) Getting Started The GTN 650 features a digitally-tuned VHF Com radio that provides a seamless transition from communication to navigation and digitally-tuned Nav/ Xpdr Ctrl localizer and glideslope receivers. The GTN 635 has a Com radio only. The Com radio operates in the aviation voice band, from 118.000 to 136.975 MHz, in Com/Nav 25 kHz steps (default). For European operations, a Com radio configuration of 8.33 kHz steps is also available. FPL Volume and Squelch On/Off Knob Frequency Transfer (Flip/Flop) Key Find Frequency Key Com Standby Editing Window Frequency Monitor Key Backspace Key Active Com Frequency Standby Com Frequency Direct-To Proc Numeric Keypad Enter Key Figure 3-1 Nav/Com Controls Frequency Monitor Annunciation Large and Small Knobs (Frequency Adjust). Press to Toggle Com and Nav Functions. Wpt Info Map Traffic Terrain Weather Find Xfer Monitor Keypad Nearest Recent Nearest - Filter - Com - Nav Airport VOR Flight Plan User Airport FSS ARTCC Figure 3-2 Nav/Com Functional Diagram Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. B Garmin GTN 625/635/650 Pilot's Guide 3-1