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HEADING SECTION (HDG KEY)
Upon pressing the HDG Key the HEADING VECTOR 1/1 Page will
be displayed and the following can be observed.
HEADING PAGE
HEADING VECTOR 1/1 (Page 1 of 1)
HDG:
Commanded heading in
whole degrees. This field
may also prefill with current
aircraft heading if heading is
valid. Pilot may manually
enter heading preceded by a
turn direction R or L. A T
indicates the system is oper-
ating in the true heading
mode. After a heading entry
is made and the ENT Key is
pressed, the cursor will move
to the Heading Mode field
and HDG SELECT? will be displayed.
HEADING MODE:
Use BACK Key to select one of the following:
• INTERCEPT: indicates Heading Mode is ON and will intercept next
leg of the flight plan if the remaining fields are verified or entered.
(Figure 2-65)
• CANCEL: indicates Heading Mode is OFF.
• HDG SELECT: indicates Heading Mode is ON, but no intercept.
NOTE: If any of the mode words are followed by a ? the mode is not
active. The ENT key must be pressed to activate the mode.
Page Display Definitions
2-53
GNS-XL Flight Management System
Rev. 0
Oct/96
HDG 348
CANCEL
TO DFW DTK 270
ENTER HDG
HEADING VECTOR 1/1
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Figure 2-64