Garmin 320A Installation Manual - Page 20
Browse online or download pdf Installation Manual for Marine Radio Garmin 320A. Garmin 320A 37 pages. Garmin gtx 320 aviation-transponder: install guide
Also for Garmin 320A: Pilot's Manual (8 pages)
Print Page
Important Codes:
1200
The VFR Code for any altitude
7600
Loss of Communications
7500
Hijack (Never assigned by ATC without prior notification of the pilot that his or her aircraft is
subject to unlawful interference)
7700
Emergency
7777
Military Interceptor Operations (Never squawk this code.)
0000
Military use (Never squawk this code.)
See the Aeronautical Information Manual (AIM) for a detailed explanation of identification codes.
On occasion, the controller will request "SQUAWK IDENT". Respond by momentarily pressing and releasing
the IDENT button. Pressing the IDENT button activates the Special Position Identification Pulse (SPI) for
approximately 20 seconds identifying your transponder return from other aircraft on the controller's scope.
The reply light will blink each time the transponder replies to ground interrogation. The reply light also remains
lit during the IDENT time interval.
Page 16
Rev L
GTX 320/320A Installation Manual
190-00133-01