standard holding pattern turn direction. Non-standard
(LEFT) turn direction can be entered by using the
(f) LEG TIME. This field indicates the
holding pattern inbound leg time in minutes and tenths
of a minute.
Leg time defaults to an appropriate value
based on altitude and may a ppear in
parentheses if it has been computed from
the LEG DIST.
(g) LEG DIS. The leg distance (LEG
DIS) field displays holding pattern inbound leg
distance in nautical miles (1.0 to 50.0 nautical miles).
When LEG DIS is computed by the system
based on LEG TIME, the field is in
(h) EXIT MODE. Manual (Default Mode)
displayed in this field indicates that the system will
remain in the holding pattern indefinitely. The BACK
key may be used to select AUTO. This allows the
flight crew to program or execute a procedure turn for
course reversal. The system will then execute a
holding pattern entry and exit after crossing the fix
If MANUAL is selected, an HP will be
annunciated next to the waypoint on the
Flight Plan, Navigation, and Direct To
pages. If AUTO is selected a PT will be
annunciated next to the waypoint on Flight
Plan, Navigation, and Direct To pages.
When the OK?
ENTER prompt is displayed at the bottom of the
holding pattern page, pressing the ENTER key will
program a holding pattern for a particular waypoint.
The cursor will not appear on this field.
(j) CANCEL. Used to cancel a holding
(2) Position Fix Page. The Position Fix page
is accessed by pressing the HOLD key while the
cursor is off the page. Refer to Figure 3A-48.
Figure 3A-48. Position Fix Page
moment the HOLD key was pressed in degrees,
minutes, and hundredths of a minute.
(b) IDENT. The IDENT field displays the
alphanumeric designator of the reference point that is
used to check or update position.
(c) FIX. This field displays the actual
coordinates of the reference in degrees, minutes, and
hundredths of a minute.
Position coordinates of individual sensors
and the difference between those sensor
positions and the composite (system)
position may be displayed by moving the
cursor over the FIX field and pressing the
difference between the composite position and the FIX
(or other sensor) position in degrees, minutes, and
hundredths of a minute.
n. Direct To Section.
(1) Direct 1/2 Page. The Direct 1/2 page is
accessed by pressing the D key and presents a
listing of all active flight plan waypoints. The cursor
may be positioned over any desired identifier (ahead
of or behind the aircraft) to proceed DIRECT. Refer to
(a) TO. When the Direct 1/2 page is
accessed, the cursor will be displayed over the current
TO waypoint on the active flight plan.