Kongsberg Simrad ST90, Reference Manual

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Optionally:
3 Observe the
Main
menu.
Its default location is on the right side of the display presentation.
4 Select
Range
.
5 Make the necessary adjustment.
The following methods can be used to adjust this setting:
a Select [ + ] or [ - ] to choose the requested setting.
b Place the cursor on the button. Press and hold the left mouse button. Move the
cursor horizontally over the button. Release the mouse button when requested
value is shown.
c Select the middle of the button to open it. If you have a keyboard connected to the
ST90 system, type the requested value.
d Select the middle of the button to open it. Select a value from the options provided.
6 Open the button and select
Apply to all
if you wish to use the chosen setting in all the
views in the current presentation mode.
Related topics
Operating procedures, page 79
Controlling the gain and range settings, page 94
Range function, page 420
Expanding the range within the sonar view
In some situations you may wish to expand the range in the sonar presentations. Use
View
Range
to expand the range shown in the relevant views to any percentage of the original
Range
setting.
Context
The
Range
function allows you to specify the maximum distance from the transducer to
the outer edge of the sonar beam. By default, the range shown in each relevant view is
adjusted to the chosen
Range
setting. For example, if you set the range to 500 metres, the
outer range of the view is also limited to 500 m. When you define a value for
View Range
the presentation will shift to the new range, while the range defined by the
Range
setting
is identified with a thicker circle.
Simrad ST90 Reference Manual