Operation Manual

Parameters
103
850-164385 / Rev.C
Fish Alarm
The Fish Alarm button is located in the Setup menu.
The Fish Alarm function makes it possible to set up the
sonar to warn you when a school of fish are detected
inside the selected sector. The selected sector is displayed
with white dashed lines in the horizontal sonar picture.
Fish alarm
This is an on/off switch used to activate or deactivate
the fish alarm function.
Start range
This button opens a dedicated dialogue in which you
can select the range for the alarm sector to start; the
inner radius. The start range can be selected between 0
and 7900 meters.
End range
This button opens a dedicated dialogue in which you can select
the range for the alarm sector to end; the outer radius. The end
range can be selected between 100 and 8000 meters.
Width
This button opens a dedicated dialogue in which you can select
the width of the alarm sector. The sector width can be set
between 10 and 360 degrees.
Alarm Threshold
This button opens a dedicated dialogue in which you can select
at which echo level the alarm shall be activated. The chosen
echo level is shown with the white pointer in the echo colour bar
just below the Alarm Threshold button.
The Close button closes this menu. The Help button opens the
on-line help.