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System Operation
3-82
GNS-XL Flight Management System
Rev. 0
Oct/96
5. VNAV Key - DEPRESS to display the VNAV WAYPOINT Page
for TO Waypoint.
6. ALT - INSERT or VERIFY. If an altitude constraint has already
been programmed, the cursor will be displayed over the FPA
(DIR) field value. You may proceed to Step 10. (Figure 3-135)
NOTE: If the waypoint is part of a SID, STAR or Approach proce-
dure, the ALT constraint field prefills from the database.
7. ENT Key - DEPRESS. Cursor moves to OFFSET field. (Figure 3-
134)
8. OFFSET - If applicable,
INSERT value in nautical
miles (-99 to +99 range)
a. If the offset is prior
to the waypoint,
enter the range
value and a (-) pre-
fills as a default or
b. enter a (+), then the
range value to indi-
cate the offset is
beyond the waypoint.
NOTE: To erase the offset
value, INSERT 0 and press
ENT Key. The field changes
to dashes, indicating no off-
set is programmed.
9. ENT Key - DEPRESS.
Cursor moves to the
FPA field.
NOTE: Cursor only moves
to the FPA field if altitude
constraint is below current
baro altitude.
10. Flight Path Angle - VERIFY Direct Flight Path Angle is desirable to fly.
NOTE: Direct Flight Path Angle prefills if it is within the valid range
(0.1 to 6.0). (Figure 3-135)
WAYPOINT BDF
ALT 12000
PLAN CROSSING FL290
OFFSET ---
REQ FPM DN 1200
FPA (DIR) DN 0.2
DIRECT FPA DN 0.2
VNAV WAYPOINT 1/1
>
>
>
Figure 3-135
WAYPOINT BDF
ALT 12000
PLAN CROSSING FL290
OFFSET ---
REQ FPM DN 1200
FPA DN ---
DIRECT FPA DN 0.2
VNAV WAYPOINT 1/1
>
>
>
Figure 3-134