Sandel SA4550 - Flags

Operation
82010-PG, REV. F Sandel SA4550 Pilot’s Guide 2-25
ANNUNCIATORS
DESCRIPTION
(See Flight Manual
for Operational
Details)
APFD Glideslope
Glideslope capture has
occurred
APFD Back Course
Appears when Back
Course Localizer
capture occurs.
APFD Speed Mode
Airspeed Hold mode is
engaged.
APFD RNAV Mode
RNAV mode is
engaged.
Operation
82010-PG, REV. F Sandel SA4550 Pilot’s Guide 2-26
FLAGS DESCRIPTION
Attitude Failure /
Message Flag
Appears when the
attitude is invalid.
Gyro Flag indicates
VG is inoperative
ATT TEST indicates
the ATT TEST
button is depressed
ATT FAIL indicates
an internal failure
has been detected
and attitude may be
suspect and should
be cross-checked.