Garmin GDL 69A Pilot's Manual Addendum - Page 44

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Part Three: Section 3

TAWS Alerts

Excessive Descent Rate Alert (EDR)

The purpose of the Excessive Descent Rate alert

is to provide suitable notification when the aircraft is

determined to be closing (descending) upon terrain

at an excessive speed. The parameters for the alert as

defined by TSO-C151b are shown in the Descent Rate

graph.

Excessive Descent Rate Graph

"PULL UP"

190-00356-30 Rev C

Excessive Descent Rate Severity Levels

CAUTION—The annunciation and pop-up terrain

alert are accompanied by the aural message "Sink

Rate".

WARNING—The annunciation and pop-up terrain

alert are accompanied by the aural message "Pull

Up".