Garmin G3X - Page 661

190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page 30-170
The Connection and Active Frequency selections are displayed when any type of communication radio is
connected, these selections are described as follows:
Connection - Used to select which connection the communication radio is connected to.
Active Frequency - Displays the active frequency currently tuned on the selected communication radio.
Table 30-19 COM Radio Supported Functions
Garmin
COM
Radio
Connection
to
GDU 4XX
COM
Radio
SW
Version
G3X Touch Interface Functions Supported
Display
Active &
Standy COM
Frequencies
Tune
Standby
COM
Frequency
Swap COM
Frequencies
Change
COM
Volume
Toggle
COM
Squelch
Toggle
MON
Mode
SL30/
SL40
RS-232 All X X
GTR 20 CAN Network All X X X X X X
GTR 200
CAN Network All X X X X X
RS-232 All X X X X X
GTR 225/
GNC 255
RS-232
2.10 or
Higher
X X X X X X
Other
Versions
X
GTN 635/
GTN 650/
GTN 750
RS-232
6.00 or
higher
X X X X X X
Other
Versions
GTN Xi RS-232 All X X X X X X
GNC 215/
GTR 205
RS-232 All X X X X X X
GNC 355 RS-232 All X X X X X X
GNS 4XX/
GNS 5XX
N/A N/A