Basic Functions - Honeywell EGPWS MK V Pilot's Manual

BASIC FUNCTIONS:

MODE 1 Mode 1 provides alerts for excessive descent rates with
respect to altitude AGL and is active for all phases of flight.
Excessive
This mode has inner and outer alert boundaries as illustrated
Descent
in the diagram and graph below.
Rate
Penetration of the outer boundary activates the EGPWS
caution lights and "SINKRATE, SINKRATE" alert
annunciation.
messages will occur for each 20% degradation in altitude.
During the time that the Sinkrate aural is inhibited and the
alert lamp is ON, the Mode 5 aural "Glideslope" is allowed to
annunciate for excessive glideslope deviation below the beam.
Penetration of the inner boundary activates the EGPWS
warning lights and changes the audio message to "PULL UP"
which repeats continuously until the inner warning boundary
is exited.
Note: "Pull Up" may be preceded by "Whoop, Whoop" in
some configurations based on the audio menu option selected.
System Description
8
Mark V and Mark VII EGPWS Pilot's Guide
Additional "SINKRATE, SINKRATE"
060-4241-000
Rev H, August 2011