Aircraft Not Equipped With A True/Mag Switch; Set Heading Entry - Honeywell GNS-XLS Operator's Manual

Aircraft Not Equipped With A TRUE/MAG Switch

NOTE: This procedure must be accompanied by the input of TRUE
heading into the system.
1. NAV Key - DEPRESS until NAVIGATION Page 3 appears.
2. LINE SELECT Key - DEPRESS to place cursor over the VAR
field.
3. INSERT E0.
4. ENTER Key - DEPRESS.
NOTE: The Variation is now E0 and the system will be referenced to
TRUE north. There will be no T annunciation adjacent to BRG, HDG
and TK.

SET HEADING ENTRY

When an IRS is placed in the
Attitude Mode the message
ENTR SET HDG appears on
the SENSOR MESSAGES
Page. It is necessary to
enter a set heading in order
to allow the IRS to output
valid magnetic heading data.
To Enter A Set Heading:
1. NAV Key - DEPRESS
until NAVIGATION Page
3 is displayed.
heading field
appear as
(Figure 3-198)
2. Line Select
DEPRESS to place the
cursor over HDG field.
The last valid heading
value appears. (Figure
3-199)
3. HDG - VERIFY or INSERT.
4. ENTER Key - DEPRESS
Rev. 3
Sep/96
<
FR ABQ
TO' PGS
<
DRIFT
VAR
TAS
HDG
BRG
TK
The
may
dashes.
<
FR ABQ
TO' PGS
<
Key -
DRIFT
VAR
TAS
HDG
BRG
TK
GNS-X Flight Management System
LS
System Operation
NAVIGATION 3/4
01:09
01:57
R
E
Figure 3-198
NAVIGATION 3/4
01:09
01:57
R
E
Figure 3-199
002
>
12
420
>
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219
267
002
>
12
420
>
269
219
267
3-125