Garmin G3X Touch
™
Pilot’s Guide for Certified Aircraft
190-02472-00 Rev. D 97
CNS Interface
System
Overview
Flight
Instruments EIS
CNS
Interface
GPS
Navigation
Flight
Planning
Hazard
Avoidance
Additional
Features AFCS Annun/Alerts Appendix Index
SECTION 4 CNS INTERFACE (OPTIONAL)
4.1 CNS DATA BAR
The Communication/Navigation/Surveillance (CNS) system includes the audio
interface, communication radios, navigation radios, and Mode S transponder. These
functions can be accessed from the Main Menu and from the boxes that make up the
CNS Data Bar located at the top of the PFD and/or MFD.
1 2
3
4
5
6
7
CNS Data Bar
8
1
COM1 - Transfers the standby and active COM1 frequencies. *
2
STBY - Displays/removes the COM1 Standby Page. The COM1 Standby Page is
used to enter and transfer COM1 frequencies.
3
MIC / COM - Displays/removes the Audio/Intercom Page.
4
XPDR - Displays/removes the Transponder Page. The Transponder Page is used to
select transponder functions.
5
IDENT - Initiates the transponder Ident function.
6
Configurable Data Fields - See Appendix A for complete list of options.
7
COM 2 - Transfers the standby and active COM2 frequencies.
8
STBY - Displays/removes the COM2 Standby Page. The COM2 Standby Page is
used to enter and transfer COM2 frequencies.
* When a GMA 342, 345, or 245R is configured, an active COM frequency displayed in green indicates
the COM transceiver is selected. If an audio panel is not configured in the system, all COM active
frequencies are always displayed in white (since the GDU
™
has no knowledge which radio(s) are selected).
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