50
Basic Operation
Recall (RCL)
1. Press the
RCL
key to bring up a list of the last eight VOR/ILS frequencies used as the Active frequency.
2. Turn the
Large
knob to highlight a frequency.
3. Press the
<SBY
or
<A>
keys to insert the frequency.
4. Press the
VOR
key again if no choice is desired.
Flip/Flop
Press the
<->
(flip/flop) key to swap the Active and Standby frequencies.
ID/To/Fr
When the Active frequency is a VOR, you can view the current course To/Fr the VOR as well as the Identi-
fier and distance. This value appears between the Active and Standby VOR frequencies and to the right. Press
Menu/Enter and then each press of the
ID/To/Fr
key will toggle between the display of the ID (Identifier), To
radial, or From radial values.
Back Course
When the Active frequency is an ILS, the Back Course mode will be available for ILS frequencies. Press
Menu/
Enter
and then the
Back CRS
key to turn Back Course mode on. Back Course mode reverses needle sensing.
When on, the Back CRS menu label will be highlighted and the BC annunciator will appear. When you are us-
ing the backcourse mode in the GNS 480,
do not
use the back course mode on your autopilot if it has a back
course mode.
Audio
This function operates the same as in Com mode.
User
This function operates the same as in Com mode. The Com and Nav User lists are separate sets of 25.
Save Channel
This function operates the same as in Com mode.
Nav Mode ID/To/Fr Selection
VOR - Recall of recent frequencies
Nav Radio
Nav Mode Back Course Selection
Summary of Contents for GNS 480
Page 1: ...DRAFT GNS 480TM color GPS WAAS NAV COM pilot s guide ...
Page 16: ...8 Getting Started ...
Page 17: ...9 Getting Started ...
Page 18: ...10 Getting Started ...
Page 24: ...16 Getting Started Nav Terms Diagram Flight Plan Terms Diagram ...
Page 158: ...150 Index ...
Page 159: ......