Cockpit Reference Guide

190-00763-02 Rev. A Garmin G1000 Pilot’s Guide for the Piper PA-46 Meridian 108
AUDIO PANEL AND CNS
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EICAS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICESINDEX
4.2 COM OPERATION
COM TRANSCEIVER SELECTION AND ACTIVATION
NOTE: During PA Mode, the COM MIC Annunciator is extinguished and the COM active frequency color
changes to white, indicating that neither COM transmitter is active.
NOTE: When turning on the G1000 for use, the system remembers the last frequencies used and the active
COM transceiver state prior to shutdown.
The COMFrequencyBoxiscomposedoffourelds;thetwoactive frequencies are on the left side and the
two standby frequencies are on the right. The COM transceiver is selected for transmitting by pressing the
COM MIC KeysontheAudioPanel.DuringreceptionofaudiofromtheCOMradioselectedfortransmission,
audio from the other COM radio is muted.
An active COM frequency displayed in green indicates that the COM transceiver is selected on the Audio
Panel ( COM1 MIC or COM2 MIC Key).BothactiveCOMfrequenciesappearinginwhiteindicatethatnoCOM
radio is selected for transmitting (PA Key is selected on the Audio Panel).
Frequenciesinthestandby field are displayed in either white or gray. The standby frequency in the tuning
boxiswhite.Theotherstandbyfrequencyisgray.
Active
Fields
Standby
Fields
Tuning Box
COM2 Radio is Selected
on the Audio Panel
Figure 4-5 Selecting a COM Radio for Transmit
Top Section of
the Audio Panel
COM3isreservedforanoptionalHFradio.TheactiveHFfrequencyisnotshownontheG1000.