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Sonar Page Menu.
Sonar Menu Commands
Sensitivity
: sets threshold of sonar echoes shown on sonar chart.
Auto Sensitivity
: automatically adjusts sensitivity based on depth.
GrayLine
: separates fish and structure near the bottom from the
actual bottom and defines bottom composition/hardness.
Depth Range
: manually sets the depth range shown on sonar chart.
Auto Depth Range
: automatically sets the depth range shown on the
sonar chart to always keep the bottom in view.
Stop Chart
: stops the sonar chart from scrolling. Used when you want
to freeze the image for closer study.
Chart Speed
: sets the scrolling speed of sonar chart.
Depth Curso
r: displays a cursor line on the sonar chart which allows
you to accurately measure the depth of a sonar target.
Overlay Data
: chooses what types of information (such as water tem-
perature) to display on sonar screen.
Sonar Features
: launches the Sonar Features menu which controls
options including, sonar chart mode, auto depth, surface clarity, noise
rejection, Fish I.D.
and the zoom and zone alarm bars.
Ping Speed
: sets the rate at which sonar pings are made.
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