787 Flight Crew Operations Manual
DO NOT USE FOR FLIGHT
Flight Controls Chapter 9
EICAS Messages Section 30
Copyright © The Boeing Company. See title page for details.
D615Z003-TBC 9.30.1
9.30 Flight Controls-EICAS Messages
Flight Cont rols30 EICAS MessagesEICAS Messages
Flight Control System EICAS Messages
The following EICAS messages can be displayed.
Note: Configuration (CONFIG) warning messages are described in Chapter 15,
Warning Systems.
Message Level Aural Condition
AUTO
SPEEDBRAKE
Advisory An automatic speedbrake fault occurs.
CRUISE FLAPS
SYS
Advisory The cruise flaps system is not in the correct
position.
FLAPS DRIVE Caution Beeper The flap drive mechanism is failed.
FLAPS PRIMARY
FAIL
Caution Beeper The flaps primary mode is failed.
FLAP/SLAT
CONTROL
Caution Beeper The flap/slat electronics units are failed.
FLIGHT
CONTROL MODE
Caution Beeper The flight control system is in the
secondary mode.
FLIGHT
CONTROLS
Caution Beeper One or more of these occur:
• Two or more flight control surfaces
are inoperative
• Other faults in the flight control
system are detected
FLT CONTROLS
LOCKED
Advisory One or both Flight Control Surfaces
switches are in the Off position.
PITCH DOWN
AUTHORITY
Caution Beeper Pitch down authority is restricted.
PITCH UP
AUTHORITY
Caution Beeper Pitch up and flare authority are restricted.
PRI FLIGHT
COMPUTERS
Caution Beeper The flight control system is operating in the
direct mode.
ROLL LEFT
AUTHORITY
Caution Beeper The pilot has limited roll control to the left
because the ailerons or rudder are near full
travel.
February 13, 2009
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