FreeFlight ADS-B FDL-978 Series, User Manual

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FDL-978 ADS-B Equipment
Pilot Guide/User Manual
FFS Copyright © 2015 All rights reserved. 2-5
2.5 Push Buttons
The TC978 control inputs, such as Squawk Codes, Call Sign/Flight ID, and mode control
(IDENT, Altitude Inhibit, transmit Standby) are configurable by the TC978 only when
external controls are not being used.
IDT
Press the
IDT
button when ATC instructs you to “Ident” or “Squawk Ident.”
FN
Pressing the
FN
button provides access to changing the Call Sign/Flight ID.
You may either directly rotate the
CODE
knob or press the
ENT
button and the
first character of the Call Sign/Flight ID will be highlighted. Use the rotary
CODE
knob to select your choice of alpha-numeric characters. Press the
ENT
button again and the cursor moves to the next character. You must press the
ENT
button each time, all the way through the eight characters, to save your
Call Sign/Flight ID change.
Pressing the
FN
button again allows the user to view the present Global
Positioning System (GPS) position being transmitted.