System Operation
3-113
GNS-XLS Flight Management System
Rev. 3
Sep/96
3. ENTER Key - DEPRESS.
4. Recorded Radial - INSERT.
5. ENTER Key - DEPRESS.
6. Recorded Distance - INSERT (NM and tenths).
7. ENTER Key - DEPRESS.
8. Waypoint Coordinates -
VERIFY for reasonabili-
ty. (Figure 3-181)
9. ENTER Key - DEPRESS.
The DIF display shows
the direction and dis-
tance in degrees, min-
utes, and hundredths of
minutes from the FIX
position to the composite
position. (Figure 3-182)
10. ENTER Key -
DEPRESS, if position
update desired.
If System Updated :
The VLF (RPU) sensor and
the VPU interfaced to the
updated CDU are updated
as well as the composite
position. GPS, and IRS sen-
sors are not updated. Only
IRS velocities are required to
contribute to the composite position.
If Update Not Desired:
11. NAV, PLAN, FPL, TUNE, VNAV, HDG, or d Key - DEPRESS
to cancel the position fix.
POS N 40 49.30
W097 03.20
IDENT LNK*
FIX N 40 47.70
W097 01.50
DIF N 1.60
W 1.70
POSITION FIX
>
>
<
Figure 3-182
WAYPOINT LNK*
RAD 230.0
DIS 15.0
POS N 40 47.30
W097 01.20
OK? ENTER
OFFSET WPT 1/1
>
<
Figure 3-181