Garmin Flight Deck 100 Marine Instruments User Manual


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Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
190-00728-04 Rev. A
390
HAZARD AVOIDANCE
SYSTEM STATUS
Duringpower-up,TAWS-Bconductsaself-testofitsauralandvisualannunciations.Thesystemtestcanalso
bemanuallyinitiated.Thesystemissuesanauralalertwhenthetesthascompleted.TAWS-BSystemTesting
isdisabledwhengroundspeedexceeds30knots.
Alert Type
PFD/MFD Alert
Annunciation
TAWS-B
Page Center
Annunciation
Aural Message
System Test in Progress TAWS TEST None
System Test Pass None None “TAWS System Test OK”
TAWS-B System Test Fail TAWS FAIL “TAWS System Failure”
Table 6-11 TAWS-B System Test Status Annunciations
Manually testing the TAWS-B System:
1) Select the TAWS-B Page.
2) Press the MENU Key (Figure 6-86).
3) Select ‘Test TAWS System’ and press the ENT Key to confirm the selection.
Figure 6-86 TAWS-B Page Menu
TAWS-Bcontinuallymonitorsseveral system-criticalitemssuchasdatabasevalidity,hardwarestatus,and
GPS status. If theterrain/obstacle database isnot available,the aural message“TAWS System Failure” is
generatedalongwiththe‘TAWSFAIL’alertannunciation.
TAWS-Brequiresa3-DGPSnavigationsolutionalongwithspecicverticalaccuracyminimums.Shouldthe
navigation solution become degraded or if the aircraft is out of the database coverage area, the annunciation
‘TAWSN/A’isgeneratedintheannunciationwindowandontheTAWS-BPage.Theauralmessage“TAWS Not
Available”isgenerated.WhensufcentGPSsignalisreceivedandtheaircraftiswithintheterraindatabase
coverage area, the aural message “TAWS Available” is generated.
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