Garmin GNC 355 Pilot's Manual page 124

Navigation
TFR
AIRSPACES
AIRWAYS
OBSTACLES & WIRES
3-22
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Pilot's Guide
Overlays graphical TFRs
Tapping this airspace symbol
displays details regarding the
restricted area
Feature optional for GPS 175
and GNC 355
Overlays airspace boundaries
with altitude labels
Filter selection determines
altitude range
Overlays the selected airway
type(s) with identifier labels
Options include: low, high, all,
or off (none)
High altitude airways are green,
low altitude airways are gray
Overlays obstacle and wire data
Color shading depicts an
object's elevation relative to the
aircraft's altitude
190-02488-01 Rev. B