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System Operation
3-61
GNS-XL Flight Management System
Rev. 1
Jul/98
9. ENT Key - DEPRESS.
An Intercept Message may
appear (NO COURSE
INTERCEPT, NO ARC
INTERCEPT, or INTER-
CEPT BEYOND FIX
(Figure 3-103). If no mes-
sage appears the intercept
will occur on the TO side of
the selected TO waypoint.
The intercept messages are
based on the current aircraft
heading and track. Once the selected heading has been established,
the HEADING VECTOR Page may be viewed to determine the inter-
cept status. If NO COURSE INTERCEPT or NO ARC INTERCEPT
occurs, the message light will illuminate and these messages will be
displayed on the SYSTEM MESSAGES Page. To view one of these
messages on the HDG Page, use the Line Select Key to remove the
cursor from the page.
NOTE: BUSY - STANDBY may be displayed in yellow momentarily
while the intercept is calculated.
10. ENT Key - DEPRESS to accept data and return to NAV page 1.
The cursor is positioned over the Leg Change Mode if the DTK
has been entered manually on the Heading Page.
PROGRAMMING A HEADING INTERCEPT TO THE FINAL
APPROACH COURSE
This procedure non-precision approach may be accomplished using the
following steps:
1. HDG - DEPRESS to dis-
play the HEADING VEC-
TOR Page.
2. Type in the assigned
heading. (Figure 3-104)
3. ENT Key - DEPRESS.
The cursor moves to the
heading mode field.
HDG 205
\
TO DRK DTK 125
OK? ENTER
HEADING VECTOR 1/1
>
<
<
<
Figure 3-104
HDG 205
INTERCEPT\
TO IAH DTK 193
INTERCEPT BEYOND FIX
OK? ENTER
HEADING VECTOR 1/1
>
<
<
<
Figure 3-103