Simrad SH90 - REV A, Operator'S Manual

Page: 41 / 86

Operational procedures
How to enable position track
Observe this procedure to initiate a position track.
1 Place the cursor over the desired location.
2 Press the
Position track
button in the
Train
field on the
Operating Panel.
A geographically fixed circle will appear on the display, and
its position will automatically be tracked by the system with
respect to the bearing and tilt angle. The track parameters can be
investigated by accessing the
Objects
menu. When the Auto Tilt
function is activated in the Position Track mode the tilt search
centre is automatically adjusted with regard to the distance to
the tracked position.
How to enable target track
Observe this procedure to initiate a target track.
1 Place the cursor over the desired target.
2 Press the
Target track
button in the
Train
field on the
Operating Panel.
A circle with dedicated identification (A) will appear on the
display and its position will automatically be tracked by the
system using the strongest echo centred in the track window (B)
represented by the two bars on the audio line. The size of the
track window may be selected using the
Track Window
button
in the
Setup
menu.
Figure 11 Target tracking with related symbols
(CD015005L)
1P
A
B
C
D
E
The vector (C) originating from the target’s centre indicates its
course and speed. The length of the vector increases relative to
the target’s speed. One knot is represented by a small mark on
the vector. A course line (D) can also be displayed showing the
target’s track. A point ahead of the target indicates you position
323773/C
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