BendixKing KLX 135A - Pilots Guide User Manual

Page 65

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the two options by turning on the cursor (

B

) over the second line

and pressing the

E

button.

The CDI’s vertical bar operates like a navigation deviation needle on
a conventional CDI or HSI using VOR/Localizer navigation. An on-
course indication is displayed when the vertical deviation bar is
centered on the triangle in the middle of the CDI. In both modes (Leg
and OBS, see section 4.5), each dot represents one nautical mile
deviation from the desired track. Therefore, the CDI shows course
deviation five nautical miles left and right of course. A vertical devia-
tion bar positioned two dots to the right of the center triangle indicates
the aircraft is two nautical miles to the left of course (figure 3-108).

The center triangle also serves as the
CDI’s TO/FROM indicator and oper-
ates in the same manner as a
conventional CDI TO/FROM indicator;
a triangle pointing up indicates “to”
the active waypoint while a “down” tri-
angle (figure 3-109) indicates “from”
the active waypoint. The word FLAG
is displayed over the CDI when the
KLX 135A is not usable for navigation
(figure 3-110).

The numerical crosstrack distance display is especially handy when
more than five nautical miles off of course (naturally, you yourself
would never deviate more than five nm off course, but not everyone
is as good a pilot as you are!) If your crosstrack distance was 13.1

nautical miles left of course, the
graphic CDI needle will be pegged on
the right side (which doesn’t tell you
much). But this presentation will
show you exactly how far off course
you are (figure 3-111). When the

Basic GPS Operation

3-36

Effective Date 5/95 006-08789-0000 Rev 0

Basic GPS Operation

Chapter 3

APT VOR NDB SUP ACT NAV FPL CAL SET OTH

118.00 KBGR ∆ KAUG
136.97 > ««««“‘∫««««
>Leg 5.1nm 132kt
NAV 1 >234°To 0:02

Figure 3-109

APT VOR NDB SUP ACT NAV FPL CAL SET OTH

118.00
136.97 > ««

F«L A«G

««

>Leg --.-nm ---kt
NAV 1 >---°To --:--

Figure 3-110

KBGR

KAUG

2 NM

KBGR ∆ KAUG
> ««««∑∏π∫«««
5.1nm 132kt
>234°To 0:02

Figure 3-108

APT VOR NDB SUP ACT NAV FPL CAL SET OTH

118.00 KBGR ∆ KAUG
136.97 >Fly R 13.1nm
>Leg 49.8nm 132kt
NAV 1 >234°To 0:22

Figure 3-111

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