Garmin G1000 Manual page 459

Inhibiting/enabling Terrain-SVS alerting:
1) Select the Terrain-SVS Page.
2) Select the INHIBIT Softkey to inhibit or enable Terrain-SVS (choice dependent on current state).
Or :
a) Press the MENU Key.
b) Select 'Inhibit Terrain-SVS' or 'Enable Terrain-SVS' (choice dependent on current state) and press the ENT Key.
While Terrain-SVS alerting is manually inhibited (or the Terrain-SVS system is not available or has failed),
the system may display a 'LOW ALT' annunciation on the PFDs next to the altitude tape if the following
conditions are met:
• The aircraft is on a GBAS SBAS approach.
• The Final Approach Fix is the active waypoint.
• The aircraft is at least 164 feet below the prescribed altitude at the Final Approach Fix..
See the Flight Instruments Section for more details about the 'LOW ALT' annunciation.
Alert Type
Reduced Required Terrain Clearance
Warning (RTC)
Imminent Terrain Impact Warning (ITI)
Reduced Required Obstacle Clearance
Warning (ROC)
Imminent Obstacle Impact Warning (IOI)
Reduced Required Terrain Clearance
Caution (RTC)
Imminent Terrain Impact Caution (ITI)
Reduced Required Obstacle Clearance
Caution (ROC)
Imminent Obstacle Impact Caution (IOI)
* Annunciation is displayed on the MFD when terrain display is enabled.
190-00709-05 Rev. D
Figure 6-139 Terrain-SVS Alerting Disabled
(Terrain-SVS Inhibited) Annunciation
PFD/MFD*
Alert Pop-Up Alert (except
Annunciation Terrain-SVS Page)
Table 6-17 Terrain-SVS Alerts Summary
Garmin G1000 Pilot's Guide for the Socata TBM 850/900
MFD
"Warning; Obstacle, Obstacle"
"Warning; Obstacle, Obstacle"
"Caution; Obstacle, Obstacle"
"Caution; Obstacle, Obstacle"
HAZARD AVOIDANCE
Voice Alert
"Warning; Terrain, Terrain"
"Warning; Terrain, Terrain"
"Caution; Terrain, Terrain"
"Caution; Terrain, Terrain"
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