Terrain Awareness; Terrain Configurations - Garmin GNC 355 Pilot's Manual

Terrain Awareness

WARNING
Do not use Terrain and obstacle data to navigate or maneuver around terrain.
They are an aid to situational awareness only.
FEATURE REQUIREMENTS
All terrain functions require the following components to operate properly.
•
Valid 3-D GPS position for terrain and obstacle data display
•
Valid terrain/obstacle database
FEATURE LIMITATIONS
•
Alerting functions are dependent upon the configured terrain alerting options
•
Terrain Alerting functions do not provide aural alerts

Terrain Configurations

Available Terrain Modes
•
Terrain Proximity
•
Terrain Alerting (FLTA/PDA)
Terrain Alerting adds Forward Looking Terrain Alert (FLTA) and Premature Descent
Alert (PDA) functions. These include visual alerts when the aircraft flies below an
alerting threshold.
190-02488-01 Rev. B
Terrain Proximity displays relative
elevations on moving map depictions
(Terrain page, Map). It does not
provide visual alerts.
Pilot's Guide
Hazard Awareness
5-35