Bendix/King KFC 400 - Electromechanical Display Units

5. TRIM FAIL illuminates when the
KCP
420 detects a failure of the auto-
pilot electric trim system.
6. BC (back course) - Illuminates
when an
ILS frequency is selected,
and the selected course is more than
105' from aircraft heading.
7. GA (go-around) - Illuminates
when the go around button is pushed
engaging go around mode.
8. GS (glideslope) - Illuminates
when approach mode is engaged and
the glideslope beam has been
captured.
9. GS ARM (glideslope arm) -
Illuminates when approach mode is
engaged and the aircraft is flying
inbound on the localizer prior to
glideslope capture point.
10.
0 (outer marker) - Illuminates
when the marker beacon receiver
detects passage over the outer
marker.
11.
M (middle marker) - Illuminates
when the marker beacon receiver
detects passage over the middle
marker.
12.
I (inner, or airway marker) -
Illuminates when the marker beacon
receiver detects passage over the
inner marker.
Electromechanical Display Units
When the KFC
400 is installed in
conjunction with conventional, electro-
mechanical flight instruments, the
KCI 31
0 or KCI 31 OA Flight Command
Indicator and KPI
5538 Horizontal
Situation Indicator provide displays of
aircraft pitch and roll attitude, radio
navigation information and steering
commands computed by the Flight
Control System.
of integrating information during
critical phases of flight, the Flight
To help the flight crew in the task
Command Indicator includes, adja-
cent to the attitude, a glideslope
display, an expanded localizer scale
and a vertical navigation display. The
Horizontal Situation Indicator features
an
RMI bearing pointer and integrated
DME and digital radar altitude
displays, in addition to the primary
course deviation indicator. Aircraft
heading and course commands may
be controlled by selector knobs
provided on the face
of the KPI 5538
or remotely, via the KHC 441 Heading
and Course Controller (see "KFC
400
Cockpit Components," page 161.
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