OPERATOR’S
MANUAL
CMA-9000 FLIGHT MANAGEMENT SYSTEM
Page E-22
November 19, 2009
ADVISORY
MESSAGE
DESCRIPTION ACTION
APPLICABLE
CONFIGURA-TION
AMU FAILED
The FMS has detected a failure
of the AMU or a failure of the
AMU communication bus
.
Control the AMU from another
source.
Advise maintenance.
AMU interface
AMU CH1 FAILED
AMU CH2 FAILED
AMU CH3 FAILED
The FMS has detected a failure
of a particular AMU Audio Board.
Use another channel to
control the AMU.
Advise maintenance.
AMU interface
APIRS FAILED
The FMS has detected a failure
of the identified APIRS or a
failure of the APIRS
communication bus.
Ensure that APIRS is
powered.
Verify if APIRS operates
normally.
Advise maintenance.
APIRS interface
APU FAILED
The FMS detects a failure or a
loss of communication with the
APU.
Be aware that the total fuel
flow does not include the APU
fuel flow; inform maintenance.
APU Interface
APU FUEL FLOW
FAILED
The FMS detects it is not
receiving the fuel flow from the
APU or the received fuel flow is
invalid.
Be aware that the total fuel
flow does not include the APU
fuel flow; inform maintenance.
APU Interface
ATC1 ALT FAILED
ATC2 ALT FAILED
The FMS has detected a failure
of the transponder altitude bus.
Do not use transponder Mode
C capability.
Advise maintenance.
•
ATC transponder
interface
•
ATC transponder name
configured as ATC
ATC1 FAILED
ATC2 FAILED
The FMS has detected a failure
of the ATC transponder or a
failure of the ATC transponder
communication bus.
Control the ATC transponder
from another source.
Advise maintenance.
•
ATC transponder
interface
•
ATC transponder name
configured as ATC
ATOS FAILED
The FMS detects a failure or a
loss of communication with the
Airborne Tactical Observation
and Surveillance System.
Ensure that ATOS is
powered.
Verify if ATOS operates
normally.
Advise maintenance
•
ATOS interface
AUTO RESET
Upon an exceptional fault the
FMS has restarted.
The unit has detected a
problem and has attempted to
restart. No action required
except to verify it is
functioning as expected.
Advise maintenance.
All configurations
BORESIGHT
DISCREPANCY
Discrepancy between the
boresight values of the EGI and
the newly entered FMS INS
values.
Enter new values for roll,
pitch, and yaw boresight in
the EGI - BORESIGHT 1/1
maintenance page.
EGI interface
CAPT EHSI
FAILED
Failure of the Capt. EHSI or
failure of the Capt. EHSI
communication bus.
Ensure that Capt EHSI is
powered. Verify if EHSI
operates normally.
Map display available on F/O
EHSI.
Advise maintenance.
EHSI interface
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