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时间:2010-06-12 21:49来源:蓝天飞行翻译 作者:admin
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for crosstrack error (XTK). If XTK is left (L), aircraft
is to right of the desired course and must be flown
to the left to regain the initial course.
NOTE
Since the aircraft has the Horizontal Situation
Indicator (HSI) and when the Doppler has
been selected then the pilot may use the “#1”
needle and course deviation indicator (CDI)
for navigation to the Fly-To destination selected
on the CDU.
Select CDI by depressing, then releasing the DPLR GPS
lens on the HSI Mode Select PAnel.
c. Procedure to Enter Route-Sequence To-To Mode
The Doppler/GPS navigation set has the capability to
navigate a course set up between to destinations.
As an example, consider navigation onto a course starting
from destination number 62 and ending at destination
number 45.
(1) Set MODE switch to MGRS (LAT/LONG
may also be used).
(2) Set DISPLAY switch to DATUM/ROUTE.
(3) Depress the ENT key. Observe that a menu
of special steering functions appears.
TM 1-1520-240-10
3-3-30
(4) To select the Route-Sequence To-To display
depress key 1. Observe that TO-TO and selection mode
appears in the display. The display provides entry of
starting and ending destinations numbers.
(5) To enter keyboard mode depress the KYBD
key. (START field blinks.) To enter starting destination 62
depress keys 6, 2.
(6) Depress KYBD key. (END field blinks.) To
enter ending destination 45 depress keys 4, 5.
(7) Depress KYBD key. (SELECT field blinks.)
Enter Y (yes) for mode selection. N may be entered to
arm the system with the start and end destinations but
without entering the Route-Sequence To-To mode, or to
exit the Route-Sequence To-To mode if the system is
currently in that mode.
NOTE
If an entry is changed after Y is entered for
selection, and N must be entered for the
selection then it may be changed to Y. The
sequence must be flown from the beginning
waypoint.
No target destinations or destinations with
target motion may be included as To-To waypoints.
d. Procedure to Enter Route-Sequence Random
Mode.
The Doppler/GPS navigation set has the capability to
navigate through a sequence of randomly number destinations.
As an example, consider navigating through destination
numbers 32, 25, 74, 01, 48, 83, 35.
(1) Set MODE switch to MGRS (LAT/LONG
may also be used).
(2) Set DISPLAY switch to DATUM/ROUTE.
(3) Depress the ENT key. Observe that a menu
of special steering functions appears.
(4) To select the Route-Sequence Random display
depress key 2. Observe that RT SEQ RANDOM now
appears in the display followed by the sequence of destination
numbers and a continuation prompt.
(5) Enter the sequence of destination numbers
by depressing the KYBD key to enter keyboard mode.
(First destination field is blinks.) To enter first destination
32 depress 3, 2.
(6) Depress KYBD key. (Next destination field is
blinked.) Depress keys 2, 5 to enter second destination
25.
(7) Repeat step 6 until a maximum of ten destinations
are entered or if less than ten need to be entered,
asterisks are left for remaining destinations.
(8) To complete the entry of the random sequence
of waypoints depress ENT key.
(9) Depress ENT key to select next page.
(10) To select the start field and enter the starting
destination depress KYBD key.
(11) To select the ending field and enter the ending
destination depress KYBD key.
(12) Depress KYBD key. (SELECT field blinks.)
Enter Y (yes) for mode selection. N may be entered to
arm the system but without entering the ROUTE-Sequence
Random mode, or to exit the ROUTE-Sequence
Random mode if the system is currently in that mode. An
entry Y and R indicates a choice of Y-flying in forward
order, or R-flying in reverse order. To clear the random
sequence, enter C for selection.
NOTE
If an entry is changed after Y or R is entered
for selection, an N must be entered for the
selection then it may be changed to Y or R.
The sequence must be flown from the beginning
waypoint. No target destinations or destinations
with target motion may be included
as Route Sequence Random waypoints.
(13) After all entries are made, depress ENT
key.
e. Procedure to Enter Route-Sequence-Consecutive
Mode
The Doppler/GPS navigation set has the capability to
navigate through a sequence of consecutively numbered
destinations.
As an example, consider navigating through destination
numbers 32 through 35.
(1) Set MODE switch to MGRS (LAT/LONG
may also be sued).
(2) Set DISPLAY switch to DATUM/ROUTE.
 
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