User Guide
190-00592-02 Rev. A
Garmin G1000 Pilot’s Guide for the Diamond DA40/40F
A-14
APPENDIX A
TERRAIN AWARENESS AND WARNING SYSTEM (TAWS) ALERTS
TAWS annunciations appear on both the PFD (to the upper left of the Altimeter) and MFD (Navigation Map,
TAWS, and Flight Plan pages, lower right corner). Pop-up alerts appear at the lower right corner of the MFD
when a page other than the TAWS Page is displayed. For more information on TAWS, refer to Section 6.3.
Alert Type Annunciation Pop-Up Alert Aural Message
Excessive Descent
Rate Warning (EDR)
“Pull Up”
Reduced Required
Terrain Clearance
Warning (RTC)
or
“Terrain, Terrain; Pull Up, Pull Up”
or
“Terrain Ahead, Pull Up; Terrain Ahead, Pull Up”
Imminent Terrain
Impact Warning (ITI)
or
Terrain Ahead, Pull Up; Terrain Ahead, Pull Up”
or
“Terrain, Terrain; Pull Up, Pull Up”
Reduced Required
Obstacle Clearance
Warning (ROC)
or
“Obstacle, Obstacle; Pull Up, Pull Up”
or
“Obstacle Ahead, Pull Up; Obstacle Ahead, Pull Up”
Imminent Obstacle
Impact Warning (IOI)
or
“Obstacle Ahead, Pull Up; Obstacle Ahead, Pull Up”
or
“Obstacle, Obstacle; Pull Up, Pull Up”
Reduced Required
Terrain Clearance
Caution (RTC)
or
“Caution, Terrain; Caution, Terrain”
or
“Terrain Ahead; Terrain Ahead”
Imminent Terrain
Impact Caution (ITI)
or
“Terrain Ahead; Terrain Ahead”
or
“Caution, Terrain; Caution, Terrain”
Reduced Required
Obstacle Clearance
Caution (ROC)
or
“Caution, Obstacle; Caution, Obstacle”
or
“Obstacle Ahead; Obstacle Ahead”
Imminent Obstacle
Impact Caution (IOI)
or
“Obstacle Ahead; Obstacle Ahead”
or
“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)
or
“Don’t Sink”
or
“Too Low, Terrain”










