060-4314-000 • Rev. C - May 2004
50 MK VI & MK VIII EGPWS Pilot Guide
EGPWS
Self-Test
continued
figuration (installation or database) errors. If any are detected
it is audibly enunciated and the test is terminated. If none de-
tected, the test continues through a sequence resulting in turning
on and off all system annunciators, enunciating specific audio
messages, and if enabled, displaying a video test pattern on the
terrain display. Any functions determined inoperative are also
enunciated (e.g., “GLIDESLOPE INOP”). The Self-Test terminates
automatically at its conclusion.
The following is a description of the expected results of a typical
Level 1 Self-Test. Actual annunciation nomenclature and se
-
quence may differ depending on the installation.
• GPWS INOP and TERR INOP annunciators turn on.
• Flap OVRD annunciator turns on momentarily.
• Amber caution (“BELOW G/S” or "GPWS") annunciators turn on.
• “GLIDESLOPE” is announced over speaker.
• Amber caution annunciators turn off.
• G/S CANCEL annunciators turn on momentarily (if installed).
• Red warning ("PULL UP" or "GPWS") annunciators turn on.
• “PULL UP” is announced over speaker.
• “TERRAIN, TERRAIN, PULL UP” is announced over speaker.
• Terrain test pattern is displayed.
To Next Page
Loading...
Need help?
General
