Embraer Prodigy® Flight Deck 100 Pilot’s Guide
190-00728-04 Rev. A
408
HAZARD AVOIDANCE
Theannunciation‘GSINH’or‘GPINH’isdisplayedon thePFDandTAWS-APagewhenGSDAlertingis
inhibited.DiscretionshouldbeusedwheninhibitingGSDalerts.InhibitingGSDalertshasnoeffectonthe
vertical guidance provided by the flight instruments.
ALTITUDE VOICE CALLOUT (VCO)
TAWS-Aprovidesauralaltitudeadvisoryalertsastheaircraftdescends.VCOalertsarebasedontheheight
aboveterrainwhentheaircraft ismorethan5nm fromanairport,orthe heightabovethenearestrunway
thresholdelevationifwithin5nmofanairport.
VCOalertsbeginat500feetwiththeauralmessage“Five Hundred”.Maintenancepersonnelmaycongure
additionalVCOalertstooccurat400,300,200and100feetduringdescent.
Therearenodisplayannunciationsorpop-upalertsthataccompanytheauralVCOalert(s).
SYSTEM STATUS
Duringpower-up,TAWS-Aconductsaself-testofitsauralandvisualannunciations.Thesystemtestcanalso
bemanuallyinitiated.Asingle chimeisissuedattestcompletion. TAWS-ASystemTestingisdisabledwhen
groundspeedexceeds30knots.TAWS-Aterrainalertswillnotbeissuedwhileatestisinprogress.
Alert Type
PFD/MFD TAWS-A
Page Status
Annunciation
Additional
TAWS-A Page
Annunciation
Aural Message
TAWS System Fail TAWS FAIL “TAWS System Failure”
GPWS System Fail None “GPWS System Failure”
System Test in progress TAWS TEST None
System Test pass None None “TAWS System Test OK”
Table 6-11 TAWS-A System Test Status Annunciations
Manually testing the TAWS-A System:
1) Select the TAWS-A Page.
2) Press the MENU Key.
3) Select ‘Test TAWS System’ and press the ENT Key to confirm the selection. (Figure 6-106)