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190-02692-00 Rev. A
Garmin G1000 Pilot’s Guide for the Piper PA-32 Saratoga
323
HAZARD AVOIDANCE
SY
STEM
O
VER
VIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO P
ANEL
& CNS
FLIGHT
MANA
GEMENT
HAZARD
AV
OID
ANCE
AFCS
ADDITIONAL
FEA
TURES
APPENDICES
INDEX
FORWARD LOOKING TERRAIN AVOIDANCE
Reduced Required Terrain Clearance (RTC)
and
Reduced Required Obstacle Clearance (ROC)
alerts are issued when the aircraft flight path is above terrain, yet is projected to come within the minimum
clearance values in the following figure. When an RTC alert is issued, a potential impact point is displayed
on the MAP - TERRAIN-SVS Page.
Imminent Terrain Impact (ITI)
and
Imminent Obstacle Impact (IOI)
alerts are issued when the
aircraft is below the elevation of a terrain or obstacle cell in the aircraft’s projected path. ITI and IOI alerts
are accompanied by a potential impact point displayed on the MAP - TERRAIN-SVS Page. The alert is
annunciated when the projected vertical flight path is calculated to come within minimum clearance altitudes
in the following figure.
Required Terrain Clearance
0
100
200
300
400
500
600
700
800
0
5
10
15
20
25
30
Distance From Runway (NM)
R
eq
ui
red
T
er
rai
n C
lear
an
ce (
FT
)
RTC Level (FT)
RTC Descending (FT)
Figure 6-63 FLTA Alert Minimum Terrain and Obstacle Clearance Values
Distance From Runway (NM)
Minimum
Terr
ain/Obstacle Clear
ance (FT)
FLTA alerts are automatically inhibited when the aircraft is less than 200 feet above the destination runway
elevation while within 0.5 nm of the approach runway or the aircraft is between runway ends.
SYSTEM STATUS
During initialization, Terrain-SVS conducts a system test of its aural and visual annunciations. An aural alert
is issued at test completion.
Alert Type
PFD/MFD* Alert Annunciation
Aural Message
System Test in Progress
TER TEST
None
System Test Pass
None
“Terrain System Test OK”
Terrain System Test Fail
TER FAIL
“Terrain System Failure”
* Annunciation is displayed on the MFD when terrain display is enabled.
Table 6-12 Terrain-SVS System Test Status Annunciations
Содержание Cessna Caravan G1000
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