190-00726-00 Rev. J
Garmin G900X Pilot’s Guide
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
653
APPENDIX A
TERRAIN-SVS ALERTS
Alert Type
PFD/MFD
*
Alert
Annunciation
MFD Pop-Up Alert (except
Terrain-SVS Page
Aural Message
Reduced Required Terrain Clearance
Warning (RTC)
TERRAIN
WARNING TERRAIN
“Warning; Terrain, Terrain”
Imminent Terrain Impact Warning (ITI)
TERRAIN
WARNING TERRAIN
“Warning; Terrain, Terrain”
Reduced Required Obstacle Clearance
Warning (ROC)
TERRAIN
WARNING OBSTACLE
“Warning; Obstacle, Obstacle”
Imminent Obstacle Impact Warning (IOI)
TERRAIN
WARNING OBSTACLE
“Warning; Obstacle, Obstacle”
Reduced Required Terrain Clearance
Caution (RTC)
TERRAIN
CAUTION-TERRAIN
“Caution; Terrain, Terrain”
Imminent Terrain Impact Caution (ITI)
TERRAIN
TERRAIN AHEAD
“Caution; Terrain, Terrain”
Reduced Required Obstacle Clearance
Caution (ROC)
TERRAIN
CAUTION-OBSTACLE
“Caution; Obstacle, Obstacle”
Imminent Obstacle Impact Caution (IOI)
TERRAIN
OBSTACLE AHEAD
“Caution; Obstacle, Obstacle”
* Annunciation is shown on the Terrain-SVS Page and the Navigation Map Page when Terrain is enabled.
TERRAIN-SVS SYSTEM STATUS ANNUNCIATIONS
Alert Type
PFD/MFD*
Alert
Annunciation
TAWS-B Page Center Banner
Annunciation
Aural Message
System Test in progress
TER TEST
TERRAIN TEST
None
System Test pass
None
None
“Terrain System Test OK”
Terrain Alerting Inhibited
TER INH
None
None
No GPS position
TER N/A
NO GPS POSITION
“Terrain System Not Available”†
Excessively degraded GPS signal; or
Out of database coverage area
TER N/A
None
“Terrain System Not Available”†
Terrain System Test Fail;
Terrain or Obstacle database
unavailable or invalid;
Invalid software configuration; or
System audio fault
TER FAIL
TERRAIN FAIL
“Terrain System Failure”
MFD Terrain or Obstacle database
unavailable or invalid, Terrain-
SVS operating with PFD Terrain or
Obstacle databases
None
TERRAIN DATABASE FAILURE
None
* Annunciation is shown on the Terrain-SVS Page and the Navigation Map Page when Terrain is enabled.
†
“Terrain System Available” (in-flight only) when sufficient GPS signal received, or terrain database coverage re-entered.