AIRPLANE
OPERATIONS
MANUAL
NAVIGATION AND
COMMUNICATION
REVISION 38
2-18-45
Page
27
Code
01
AOM-145/1114
8 - WEATHER RADAR MODES ANNUNCIATION DISPLAY
− Indicates the selected mode in the weather radar control panel.
DISPLAY MODE DESCRIPTION
ANNUNCIATION COLOR
STAB AMBER Stabilization off.
TGT GREEN Target alert enable.
TGT AMBER Target alert enable and level 3
WX return detected in the
forward 15° of antenna scan.
VAR AMBER Variable gain.
WX GREEN Normal WX ON and selected for
display.
WX AMBER Invalid WX control bus.
TX GREEN WX is transmitting but not
selected for display, or in STBY
or FSTBY.
TX AMBER WX is transmitting and weight on
wheels indicates on ground, but
not selected for display, or in
STBY and FSTBY.
WAIT GREEN Warm up period of approximately
40 to 100 seconds.
STBY GREEN Normal standby.
FSBY GREEN Forced standby.
TEST GREEN Test mode and no faults.
FAIL AMBER Test mode and faults.
RCT GREEN Normal WX with REACT.
FPLN GREEN Flight plan mode.
GMAP GREEN Ground map mode.
GCR AMBER Normal WX with ground clutter
reduction.
R/T GREEN WX with REACT and turbulence.
WX/T GREEN Normal WX with turbulence.
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