10-61
190-01004-03 Rev. P
GTN 625/635/650 Pilot’s Guide
Terrain
Alert Type
Alert
Annunciation
Pop-Up Alert
(Except TAWS-A Page)
Aural
Message
GPWS Not
Available.
Incorrect TAWS
configuration,
radar altimeter
unavailable,
GPS position
unavailable/
degraded, TAWS
audio fault.
N/A
None
Glideslope Inhibit
N/A
None
FLAP Override
N/A
None
* Alerts with multiple messages are configurable. Alerts for the default configuration are indicated with
asterisks.
** VCO alerts are not issued if both TAWS and GPWS systems have failed or are not available
† GSD alert will be available if a valid ILS is being used for navigation, even in no valid GPS signal is
being received.
Table 10-25 TAWS-A Alerts Summary
10.8.5.3 Excessive Descent Rate Alert
The purpose of the
Excessive Descent Rate (EDR)
alert is to provide
notification when the aircraft is determined to be descending upon terrain at an
excessive rate. The parameters for the alert as defined by TSO-C151c are shown
below.
Содержание GTN 625
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