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190-00728-04 Rev. A
Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
635
APPENDIX A
TAWS-B ALERTS
Annunciations appear on the PFD and MFD. Pop-up alerts appear only on the MFD.
Alert Type
PFD/MFD
TAWS Page
Annunciation
MFD Map Page
Pop-Up Alert
Aural Message
Excessive Descent Rate Warning (EDR) “Pull Up”
Reduced Required Terrain Clearance Warning
(RTC)
“Terrain, Terrain; Pull Up, Pull Up”
Imminent Terrain Impact Warning (ITI) “Terrain, Terrain; Pull Up, Pull Up”
Reduced Required Obstacle Clearance Warning
(ROC)
“Obstacle, Obstacle; Pull Up, Pull Up”
Imminent Obstacle Impact Warning (IOI) “Obstacle, Obstacle; Pull Up, Pull Up”
Reduced Required Terrain Clearance Caution
(RTC)
“Caution, Terrain; Caution, Terrain”
Imminent Terrain Impact Caution (ITI) “Caution, Terrain; Caution, Terrain”
Reduced Required Obstacle Clearance Caution
(ROC)
“Caution, Obstacle; Caution, Obstacle”
Imminent Obstacle Impact Caution (IOI) “Caution, Obstacle; Caution, Obstacle”
Premature Descent Alert Caution (PDA) “Too Low, Terrain”
Altitude Callout “500”
None None
“Five-Hundred”
Excessive Descent Rate Caution (EDR) “Sink Rate”
Negative Climb Rate Caution (NCR) “Don’t Sink”
TAWS-B SYSTEM STATUS ANNUNCIATIONS
Alert Type
PFD/MFD Alert
Annunciation
TAWS-B Page Annunciation Aural Message
System Test in Progress TAWS TEST None
System Test Pass None None “TAWS System Test OK”
TAWS Alerting is disabled
None
None
MFD Terrain or Obstacle database
unavailable or invalid. TAWS operating
with PFD Terrain or Obstacle databases
None TERRAIN DATABASE FAILURE None
TAWS-B System Test Fail, Terrain or
Obstacle database unavailable or invalid,
invalid software configuration, system
audio fault
TAWS FAIL “TAWS System Failure”
No GPS position NO GPS POSITION “TAWS Not Available”
Excessively degraded GPS signal, Out of
database coverage area
None “TAWS Not Available”
Sufficient GPS signal received after loss None None “TAWS Available”