Garmin G1000 Mooney M20TN - Manual (Page 88)

190-00647-00 Rev. A Garmin G1000 Pilot’s Guide for the Mooney M20M/M20R/M20TN 4-8
AUDIO PANEL AND CNS
COM TRANSCEIVER MANUAL TUNING
The COM frequency controls and frequency boxes are on the right side of the PFD and MFD.
Manually Tuning a COM Frequency:
1) Turn the COM Knob to tune the desired frequency in the COM Tuning Box.
2) Press the Frequency Transfer Key to transfer the frequency to the active field.
3) Adjust the volume level with the COM VOL/SQ Knob.
4) Press the COM VOL/SQ Knob to turn automatic squelch on and off.
Figure 4-6 COM Frequency Tuning
Pressing the Frequency
Transfer Key Transfers COM
Frequencies Between Active
and Standby Frequency Boxes
Turn the COM Knob to
Tune the Frequency in
the Tuning Box
COM VOL/
SQ Knob
SELECTING THE RADIO TO BE TUNED
Pressing the small COM Knob transfers the frequency tuning box and the Frequency Transfer Arrow
between the upper and lower radio frequency fields.
Figure 4-7 Switching COM Tuning Boxes
Pressing the COM Knob Switches
the Tuning Box From One COM
Radio to the Other
COM TUNING FAILURE
In case of a COM system tuning failure, the emergency frequency (121.500 MHz) is automatically tuned in
the radio in which the tuning failure occurred.
Figure 4-8 COM Tuning Failure
Emergency Channel
Loaded Automatically