Using own navigation - no dme arc, Procedure turn, System operation 3-41 – Honeywell GNS-XL User Manual

Page 159

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System Operation

3-41

GNS-X

L

Flight Management System

Rev. 1
Jul/98

USING OWN NAVIGATION - NO DME ARC

1.

FPL Key - DEPRESS to
display the ACTIVE FPL
Page. (Figure 3-66)

2.

Approach and Waypoint
Sequencing - VERIFY
they appear as selected.

3.

MSG Key - VERIFY
approach is armed within
30NM of the airport and
the HSI scaling output
has changed to TRMNL

on NAVIGATION Page 2.

4.

FMS Mode - SELECT or VERIFY the appropriate mode for guid-

ance.

5.

Flight Director or Autopilot - ENGAGE the appropriate mode.

6.

Waypoints and HSI Course - VERIFY proper sequencing during

the approach.

7.

Approach Annunciator - When over the FAF, VERIFY annuncia-

tion and the HSI scaling output has changed to APPR on NAVI-

GATION Page 2.

PROCEDURE TURN

The following is a brief
description of the screen dis-
plays typically seen while
executing a Procedure Turn.

As the aircraft approaches
the PT waypoint, a message
is displayed on the fourth line
of the CDU indicating the
next action the aircraft will take. This message is displayed 30 sec-
onds prior to the event and disappears when the action is initiated.
Figure 3-67 indicates the aircraft is flying DIRECT to DRK where a
Procedure Turn (PT) will take place. Line four indicates the aircraft
will turn to a heading of 305° upon reaching DRK. While flying the
Procedure Turn, the TO DRK will change to TO INTCPT. When the
Procedure Turn is completed, and the aircraft is inbound, the TO
INTCPT
field changes to TO (the FAF).

KEED - KPRC

EED

DRK

KPRC

DEPART

ARRIVE

ETA

APPROACH?

ERASE

ACTIVE FPL 1/1

<

<

<

<

<

>

Figure 3-66

DIRECT

13:48

PT DRK

ALT ?

NX PT OVERFLY TO

305

DIS

0.2

ETE

00:00.0

DTK

301

GS

150

WIND

---/---

-AUTO-

NAVIGATION 1/4

<

<

>

>

>

Figure 3-67

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