Garmin G3X Pilot's Manual page 283

those within 45 degrees of the aircraft heading are outlined in white. Other runways
(those NOT aligned with the aircraft heading) are outlined in gray When an approach
for a specific runway is active, that runway appears brighter and is outlined with a
white box, regardless of the runway orientation as related to aircraft heading. As
the aircraft gets closer to the runway, more detail such as runway numbers and
centerlines are displayed.
Runway
Selected for
Approach
SYNTHETIC VISION TERRAIN AND OBSTACLE DATA
Terrain alerting on the synthetic vision display corresponds to the red and yellow
X symbols on the Inset Map and Navigation Map. For more detailed information
regarding Synthetic Vision Terrain and Obstacle Data, refer to the Hazard Avoidance
Section.
In some instances, a terrain or obstacle alert may be issued with no conflict shading
displayed on the synthetic vision. In these cases, the conflict is outside the Synthetic
Vision field of view and the alert will have arrows indicating the direction of the alert.
190-01115-00 Rev. J
Airport Runways
Garmin G3X Pilot's Guide
Additional Features
Other
Runway on
Airport
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