Com Transceiver Manual Tuning; Com Tuning Failure - Garmin G1000 Pilot's Manual

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.
Automatic Squelch On or Off
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.

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.
4-8
Turn VOL/SQ Knob to adjust
volume. Press Knob to Turn
Figure 4-6 COM Frequency Tuning
Press the COM Knob to
Switch the Tuning Box From
One COM Radio to the Other
Figure 4-7 Switching COM Tuning Boxes
Emergency Channel
Loaded Automatically
Figure 4-8 COM Tuning Failure
Garmin G1000 Pilot's Guide for Cessna Nav III
Press the Frequency Transfer
Key to Transfer COM
Frequencies Between Active
and Standby Frequency Boxes
Turn the COM Knob to
Tune the Frequency in
the Tuning Box
190-00498-01 Rev A