BendixKing SG 465 System EFS 40/50 User Manual
Page 152

EADI Displays
the rising runway if it is config-
ured for display.
ATTITUDE MONITOR
Dual channel processing of Atti-
tude inputs provides validation of
the processed displayed attitude
information within the symbol
generator. If a failure is detected
in the processed information,
“ATTITUDE FAIL” is annunciated
at the top center of the display
and blue sky and brown ground
information and associated atti-
tude scales are removed.
Note: There is no monitor func -
tion in any reversionary mode.
CROSS COMPARATOR
ANNUNCIATORS
Refer to Figure 4.2.5 while
reviewing this section.
Provides system comparison
between like on-side and off-side
sensors. The following list
describes the associated symbol-
ogy and sensors:
w
R A
Radio altitude miscompare, a yel-
low RA above a double-ended
arrow displayed just below the
radio altitude readout in the
upper right corner. This is dis-
played when SG 1 and SG 2
radio altitude differ by more than
8 feet at between 0 and 99 feet
AGL. The Allowable difference
increases by 8 ft per 100 ft of alti-
tude . If the off-side RA flag is dif-
ferent the miscompare will also
be displayed.
w
L O C
Localizer miscompare, a double-
ended arrow will be displayed
over the localizer deviation point-
er on the EADI and EHSI when
both SG 1 and SG 2 are tuned to
an ILS/MLS frequency and differ
by more than halfscale deviation.
w
G S
Glideslope miscompare, a dou-
ble-ended arrow will be displayed
above the glideslope deviation
pointer on the EADI and EHSI
when both SG 1 and SG 2 are
tuned to an ILS/MLS frequency
and differ by more than halfscale.
w
A T T
Attitude miscompare, a yellow
double-ended arrow over “ATT”
will be displayed in the top left
corner of the EADI if ADI pitch 1,
2, and cross-side (if available)
differ by more than 5 degrees or
roll 1, 2, and cross-side (if avail-
able) differ by more than 6
degrees. The miscompare will
also be displayed if the failure
warning flags differ.
Note: In reversionary modes the
EHSI Attitude may be used for
4.2.17
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Section 4.2mp 10/13/10 2:54 AM Page 4.2.17