Specifications
Basic
NAV
CDI
Mode
To enter a
VOR
frequency
(1 15.90MHz for example) press the
keys on the keyboard in the following
order:
I
I
I I
I
I
I
I
Il1'14
I I
I
I
I
I
I
I
I1
oesl
15.90
When a
VOR
frequency
is
selected the display shows the
frequency, the last selected course
(085) and a Course Deviation Indica-
tor
(CDI).
When the selected
VOR
station is not being received, a flagged
condition
is
indicated by the
CDI
bars
extending across the entire length of
the top of the display and the absence
of a
TO
or FR annunciation above the
selected course.
I
'1'1
I
I
1
This display indicates that
a
VOR
signal is being received. The
"TO-FR"
annunciator
is
indicating "TO", the
selected course is 85 degrees and the
CDI indicates that the course is
to
the
right of the aircraft three degrees. Full
scale CDI deviation is 10 degrees
(1
0
tick marks left or right of the center).
Course Selection (Changing the
OBS
Setting)
Enter a valid navigation frequency
as previously described. The display
will
show the frequency, the last
selected course, and the CDI.
Depress the keys in the following
order:
1-q
I
I
I
I
I I
I
I
I
I
l+l
I I
I
I
I
I
I
I
I
I
-_-
IU8.UO
The
OBS
window will now display
three dashes and will accept any valid
OBS
setting between
0"
and
360".
To
enter a valid course three digits must
be entered. For example:
to
enter a
course
of
0",
000
would have
to
be
entered. To enter a course of
5",
005
would
have
to
be entered.
To enter a course of
90"
depress
the keys on the keyboard in the
following order:
The
OBS
window will display the
selected course of
090".
If
a valid
navigation signal is being received the
course deviation indicator
will
display
deviation from the selected course of
90" and the appropriate
TO
or
FR
(From) indication
will
be displayed
above the
OBS
window. The figure
on page
13
shows the aircraft
to
be
right of the
90"
selected course. With
the selected course
of
90°
the
deviation from the selected course is
5".
The 5" deviation will be indicated
by the
KX
99 CDI as shown in the
display below.
i90
108.00
12