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System Operation
3-64
GNS-XL Flight Management System
Rev. 0
Oct/96
When a Holding Procedure is initiated, the inbound course is dis-
played on NAVIGATION Page 1. If the CDI needle does not auto-
matically slew to the inbound course, manually set the CDI needle to
the inbound course so that the course needle sensing is correct.
A T adjacent to the value displayed in the INBOUND CRS field indi-
cates the course is referenced to true north.
5. ENT Key - DEPRESS.
The type of entry is dis-
played. Cursor moves to
the LEG TIME field.
(Figure 3-107)
6. LEG TIME - VERIFY or
INSERT (valid range 1.0
to 9.9 min).
7. If Holding Pattern is
complete proceed to
Step 11. If Optional
Entries are required,
continue with Steps 8, 9, or 10.
Optional Entry: Turn Direction
8. Line Select Key - DEPRESS to position the cursor over TURN DIR.
a. BACK Key - DEPRESS to change direction.
b. ENT Key - DEPRESS.
Optional Entry: Leg Distance
9. Line Select Key - DEPRESS to position the cursor over LEG DIST.
a. Leg Distance -
INSERT or VERIFY
(valid range 1.0nm
to 50nm).
b. ENT Key - DE-PRESS.
NOTE: When the leg dis-
tance is entered, the leg time
will be computed as indicated
by parentheses and vice-
versa. (Figure 3-108)
AT TRM (USA)
DIRECT ENTRY
INBOUND CRS 013
MAX HOLDING TAS 259
TURN DIR RIGHT
LEG TIME 1.0
LEG DIS (3.2)
EXIT MODE MANUAL
HOLDING PATTERN 1/1
>
>
>
>
Figure 3-107
AT TRM (USA)
DIRECT ENTRY
INBOUND CRS 013
MAX HOLDING TAS 259
TURN DIR RIGHT
LEG TIME (1.0)
LEG DIS 3.2
EXIT MODE AUTO
HOLDING PATTERN 1/1
>
>
>
>
Figure 3-108