Garmin G1000 Pilot’s Guide for the Socata TBM 850/900
190-00709-05 Rev. D
462
HAZARD AVOIDANCE
Alert Cause
PFD/MFD*
Annunciation
TAWS-B Page Annunciation
Center Banner Annunciation
Voice Alert
MFD Terrain or Obstacle
database unavailable or
invalid. TAWS-B operating
with PFD Terrain or Obstacle
databases
None
TERRAIN DATABASE FAILURE
None
Terrain or Obstacle database
unavailable or invalid on all
displays, invalid software
configuration, TAWS audio
fault
TAWS FAIL
“TAWS System Failure”
No GPS position
NO GPS POSITION
“TAWS Not Available”
“TAWS Available” when
GPS position returns.
Excessively degraded GPS
signal
None
“TAWS Not Available”
“TAWS Available” when
sufficient GPS signal is
received.
Out of database coverage
area
None
“TAWS Not Available”
“TAWS Available”
when aircraft re-enters
database coverage area.
* Annunciation is displayed on the MFD when terrain display is enabled.
Table 6-24 TAWS-B Abnormal Conditions