Garmin GTN 725 Pilot's Manual page 21

11.5.6 Pilot Actions ..................................................................... 11-39
11.6 TAWS-A (Optional)...........................................................................11-40
11.6.1 Introduction ..................................................................... 11-40
11.6.1.1 Displaying TAWS-A Data ................................................... 11-42
11.6.2 TAWS-A Display ............................................................... 11-43
11.6.3 TAWS-A Alerts .................................................................. 11-46
11.6.3.1 TAWS-A Alerts Summary ................................................... 11-47
11.6.3.2 Excessive Descent Rate Alert ............................................. 11-51
11.6.3.3 Forward Looking Terrain Avoidance ................................... 11-52
11.6.3.4 Premature Descent Alerting .............................................. 11-52
11.6.3.5 Inhibiting/Enabling TAWS-A PDA/FLTA Alerting .................. 11-53
11.6.3.6 Excessive Closure Rate Alert ............................................. 11-54
11.6.3.7 Flight Into Terrain Alert ..................................................... 11-56
11.6.3.8 Negative Climb Rate After Take-Off Alert (NCR) ....................11-58
11.6.3.9 Excessive Below Glideslope/Glidepath Deviation Alert ....... 11-59
11.6.3.10 Inhibiting GPWS Alerts (EDR, ECR, FIT, and NCR) ............... 11-61
11.6.4 Altitude Voice Call Out (VCO) ........................................... 11-61
11.6.5 TAWS-A System Status ..................................................... 11-62
11.6.6 TAWS-A Abnormal Operations .......................................... 11-62
12 Weather ............................................................................................ 12-1
12.1 SiriusXM Weather Products (Optional) .....................................................................12-2
12.1.1 Displaying SiriusXM Weather .............................................. 12-3
12.1.2 Weather Legend ................................................................. 12-4
12.1.3 Weather Map Orientation ................................................... 12-5
12.1.4 SiriusXM Weather Symbols and Product Age ....................... 12-6
12.1.5 NEXRAD ............................................................................ 12-9
12.1.5.1 Reflectivity ....................................................................... 12-10
12.1.5.2 NEXRAD Limitations ......................................................... 12-11
12.1.5.3 Animating NEXRAD .......................................................... 12-12
12.1.6 Echo Tops ......................................................................... 12-14
12.1.7 Cloud Tops ....................................................................... 12-15
12.1.8 Cell Movement ................................................................. 12-16
12.1.9 SIGMETs and AIRMETs ..................................................... 12-17
12.1.10 County Warnings .............................................................. 12-18
12.1.11 Freezing Level................................................................... 12-19
12.1.12 METARs ........................................................................... 12-20
12.1.13 Cyclone ............................................................................ 12-21
190-01007-03 Rev. J
190-01007-03-Final.indb 19
Garmin GTN 725/750 Pilot's Guide
Foreword
Getting
Started
Audio &
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Charts
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Services/
Music
Utilities
System
Messages
Symbols
Appendix
xix
Index
7/9/2015 2:06:45 PM