AIRPLANE
OPERATIONS
MANUAL
FLIGHT
INSTRUMENTS
REVISION 38
2-17-25
Page
3
Code
01
AOM-145/1114
− For airplanes equipped with two Radio Altimeters both
connected to the EGPWS:
− If LH or RH side are tested separately:
− No message associated
− If both sides are tested at the same time:
− (E)GPWS INOP
− WINDSHEAR INOP
When released, the PFD indications resume the initial condition
and the EGPWS voice message may occur:
− TOO LOW TERRAIN
On the ground, pressing this button allows testing the IC-600
computers. For more details, refer to Section 2-4, Crew Awareness.
EM145AOM172011A.DGN
1
MAIN PANEL
FULL
WX
GSPD
TTG
ET
NAV
FMS
FMS
ADF
NAV 2
OFF
BRG
BRG
OFF
NAV 1
ADF
FMS
RA TEST
2
DISPLAYS CONTROL PANEL
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