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2-5190-01004-03 Rev. B
Garmin GTN 625/635/650 Pilot’s Guide
Foreword
Getting
Started
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Music
Utilities
System
Messages
Symbols
Appendix
Index
2.3.4 Altitude Reporting
1. Touch the Mode key and select Altitude Reporting and then
touch the Enter key for Mode C operation.
Active XPDR and IDENT Enabled
Transponder Operation
"Altitude Reporting" Mode
Figure 2-10 Transponder Mode "Altitude Reporting" Indication
2. The transponder will be "On" and will transmit its squawk
code and altitude when interrogated. An "ALT" annunciation
will appear when the squawk code is transmitted.
2.4 VFR
Touch the VFR key to set the VFR squawk code (1200).
VFR (1200) Transponder Squawk Code
Figure 2-11 Transponder VFR Squawk Code