OPERATOR’S MANUAL
CMA-9000 FLIGHT MANAGEMENT SYSTEM
SYSTEM ALERT
MESSAGE
DESCRIPTION
ACTION
VNAV PATH CHANGE
The FMS has transitioned to/from level
flight and the VNAV mode of the AFCS
is engaged.
Prepare for and then monitor the transition
to\from level flight.
VOR/DME NAV LOST
VOR and/or DME receiver failure on the
onside and offside FMSs.
VOR-DME navigation mode is no longer
available.
If FMS was in VOR-DME navigation
mode, it automatically reverts to the next
available navigation mode.
Verify if VOR and DME receivers operate
normally.
Control the VOR or DME receivers from
another source.
Advise maintenance
XPDR CONTROL LOST
XPDR1 CONTROL LOST
XPDR2 CONTROL LOST
FMS cannot control the transponder.
Control the transponder from another source.
Advise maintenance
Page E-12
August 17, 2010