GNS 530(A) Pilot’s Guide and Reference
190-00181-00 Rev. G
12-3
SECTION 12
TERRAIN
12.2 TERRAIN PAGE
See Section 3.5 for a complete description of the
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TERRAIN Symbols
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terrain information relative to aircraft altitude.
Each color is associated with an alert severity level.
Terrain graphics and visual annunciations also use
these color assignments.
Potential Impact Point
Unlighted Obstacle
Projected Flight Path
1000 ft
100 ft Threshold
Terrain more than 1000 ft below the aircraft altitude (Black)
Terrain between 100 ft and 1000 ft below the
aircraft altitude (Yellow)
Terrain above or
within 100 ft
below the aircraft
altitude (Red)
Figure 12-1 Terrain Altitude/Color Correlation
Unlighted Obstacle
Lighted Obstacle
Potential
Impact
Points
Obstacle Location
Alert Level
< 1000’
AGL
> 1000’
AGL
< 1000’
AGL
> 1000’
AGL
Obstacle Symbol
Obstacle above or within
100’ below current aircraft
altitude
WARNING
(Red)
Obstacle between 100’ and
1000’ below current aircraft
altitude
CAUTION
(Yellow)
Table 12-1 Terrain/Obstacle Colors and Symbology
NOTE: If an obstacle and the projected flight path
of the aircraft intersect, the display automatically
zooms in to the closest potential point of impact
on the TERRAIN Page.
Summary of Contents for GNS 530
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Page 36: ...GNS 530 A Pilot s Guide and Reference 190 00181 00 Rev G 2 6 SECTION 2 COM Blank Page...
Page 116: ...GNS 530 A Pilot s Guide and Reference 190 00181 00 Rev G SECTION 6 PROCEDURES 6 34 Blank Page...
Page 142: ...GNS 530 A Pilot s Guide and Reference 190 00181 00 Rev G 7 26 SECTION 7 WPT PAGES Blank Page...
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