Beechcraft C-12C, Operator And Technical Reference Manual

Page: 333 / 949

TM 1-1510-218-10
field to the right of ALT:.
ANG: –
The data to the left of ANG: is
the actual vertical angle
between the present aircraft
position and the active vertical
waypoint or vertical offset
point if selected, between 0
and 9.9 degrees. If manual
VNAV operation is utilized the
pilot may select a vertical
angle in the data entry field to
the right of ANG:. If manual
VNAV operation is not
engaged this field displays the
actual vertical angle.
OFST: –
The data to the left of OFST:
is the distance to the vertical
waypoint or vertical offset
point if selected. The pilot
may enter an along track
offset (nautical mile) in the
data field to the right of
OFST:. A positive number
puts the vertical offset point
past the waypoint and a
negative number puts the
vertical offset point between
the aircraft and the waypoint.
(18) Hold 1 Page. The HOLD 1 page is used
to check position accuracy, to update the KNS-660
position or create a waypoint at the aircraft's present
position.
POS –
The present position
calculated by the system that
was frozen in this display
when the
HOLD key was
pressed.
IDENT: –
The waypoint identifier of the
fix contained in the systems
memory, that was over flown
to check or update position. If
the identifier entered here is
not contained in memory this
becomes the identifier of a
waypoint with the coordinates
displayed adjacent to POS.
FIX: –
The actual coordinates of the
position overflown.
DIF –
The difference in position
between the systems
calculated position and the
FIX position in degrees,
minutes and tenths o minutes.
UPDATE? –
A cursor field used to update
the systems position when the
ENTER key is pressed.
(19) Hold 2 Page. The HOLD 2 page is used
to update the system position. It is also used to make
manual altitude, heading, or groundspeed entries
when required by the system.
IDENT: –
The waypoint identifier of a
point to be overflown for
position updating.
FIX: –
The actual coordinates of the
point to be overflown for
position updating.
MAN HDG:°t –
This field will be present on
the HOLD 2 page only if all of
the system's heading source
inputs fail. The pilot may
manually enter the aircraft's
heading referenced to true
north in this data field.
MAN ALT: FT –
This field will be present only
if all of the system's altitude
inputs fail. The aircraft's
altitude may then be manually
entered in this data field.
EST GS: –
This field will be present if the
omega receiver requires dead
reckoning in puts to gain
navigational status. The
estimated groundspeed may
then be manually entered in
this data field.
UPDATE WHEN
OVER POSITION
FIX
–
A non-cursor field, to remind
the pilot that updating the item
using the HOLD 2 page is
done the position fix.
UPDATE? –
A cursor field used to update
the system position when the
ENTER key is pressed. This
field does not effect operation
of the MAN HDG:, MAN ALT:,
or EST GS fields.
(20) Frequency 1 Page. The FREQ 1 page is
used for frequency management.
[ ]
–
Transponder code or
frequency entered in the
scratch pad area of display
displays here.
3B-43