CREW
AWARENESS
AIRPLANE
OPERATIONS
MANUAL
2-04-30
Page
40
Code
01
REVISION 38
AOM-145/1114
EGPWS DISPLAY ON MFD
1 - TERRAIN ANNUNCIATIONS
LABEL COLOR CONDITION
TERR
(Upper left corner)
Cyan
Lit when terrain
mode is selected.
TERR FAIL Amber
Lit when terrain
mode is inoperative.
TERR INHIB for
Terrain Inhibition
White
Lit when the EGPWS
terrain system
override button is
pressed in approach
mode.
TERR N/A Amber
Lit when EGPWS is
uncertain of the
airplane's position.
TERR TEST Red
Lit when the self test
is activated.
TERR
(Center)
Amber
Lit when terrain
picture bus fails
(Airplanes equipped
with EICAS version
15).
2 - TERRAIN INDICATION
− Displays an image of surrounding terrain in varying density dot
patterns of green, yellow and red. These dot patterns represent
specific terrain separation with respect to the airplane. The
display is generated from airplane altitude compared to terrain
data.
3 - TERRAIN ALERT INDICATION
− Indicates a terrain warning or caution condition.
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