Garmin GTN 650 Pilot's Guide - Page 215

11.1.11 Freezing Level Foreword Freezing Level data shows the color-coded contour lines for the altitude and location at which the Freezing Level is found. When no data is displayed for a Getting Started given altitude, the data for that altitude has not been received, or is out of date and has been removed from the display. New data appears on the next update. Xpdr Ctrl 1. While viewing the Data Link Weather menu, touch the Com/Nav Freezing Level key. FPL Freezing Level Line Product Age Direct-To Present Position Proc Figure 11-21 Freezing Level 2. Touch the Freezing Level key again to turn it off. Wpt Info Map Traffic Terrain Weather Nearest Figure 11-22 Freezing Level Legend Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. B Garmin GTN 625/635/650 Pilot's Guide 11-17