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2.4 Distance/Speed/Time (DST)
Display
When the GNC 255 has received data from a GPS receiver or DME sensor through
the serial port, DST data will be available. If the GNC 255 is not connected to an
external sensor, this display will not be available.
If DST data is not shown, press the T/F key to show DST data in the lower part of the
display.
Station Identifier
Bearing To/From Station
Distance To Station
In Nautical Miles
NOTE
The If both GPS and DME data sources are connected to the GNC and dashes are
displayed when distance/speed/time data is expected to be displayed, press the T/F
key to prompt the GNC to display DST data.
NOTE
DST information will only be displayed for stations that are within 200 NM.
190-01182-01 Rev. E
DST Data Display
Garmin GNC 255A/255B Pilot's Guide
Basic Operation
Active NAV Frequency
Time To Station In
Hours and Minutes
Ground Speed From
GPS Unit In Knots
2-9
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