9
OTHER FUNCTIONS
9-4
The duplex function enables you to call a ight service
station while receiving a VOR frequency. Turn ON the
function, and set the ight service station’s frequency
on the Menu screen.
1. Turn ON the Duplex setting
1. Open the “Duplex Set” screen.
([MENU] > Radio Settings > Duplex Set)
• The “Duplex Set” screen is displayed.
2. Select “ON,” and then push [ENT].
• The “Radio Settings” screen is displayed.
2. Setting the Duplex TX frequency
1. Open the “Duplex TX Freq” screen.
([MENU] > Radio Settings > Duplex TX Freq)
• The “Duplex TX Freq” screen is displayed.
2. Push keypad keys to set the flight service station’s
frequency, and then push [ENT].
• The “Radio Settings” screen is displayed.
3. Push [MENU] to return to the Main screen.
D Using the Duplex function
1. Set the VOR frequency.
2. Hold down [PTT] to transmit on the frequency set
on the “Duplex TX Freq” screen.
• The Duplex TX frequency is displayed while holding
down [PTT].
3. Release [PTT] to return to receive.
TIP: You can use the Duplex function in the Memory
mode, if the function is enabled in the selected
Memory channel. See page 8-4 for details of the
Memory channel’s Duplex settings.
NOTE: This function is usable for all versions,
However, flight service stations may be available
only in North America.
Using the Duplex function (For only the IC-A25N and IC-A25NE)
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