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Note: You turn the optional Sonar images on/off
individually. Refer to "Sonar Settings" on page 73.
Zooming the Sonar image
You can zoom the Sonar image by:
• using the zoom (+ or -) buttons
• pinching or spreading on the screen
• using the +/- keys
Zoom level is shown on the bottom left side of the panel.
When zooming in, the sea floor is kept near the bottom of the
screen, irrespective of whether it is in auto-range or manual range.
If the range is set considerably less than the actual depth, the unit is
not able to find the bottom when zooming.
If the cursor is active, the unit zooms in where the cursor is pointed.
Zoom bar
The zoom bar is displayed when you zoom the Sonar image.
Drag the zoom bar vertically to view different parts of the water
column.
Using the cursor on the Sonar panel
The cursor can be used to measure a distance to a target, to mark a
position, and to select targets.
By default, the cursor is not shown on the Sonar image.
When you position the cursor on the Sonar image; the screen
pauses, the depth at the cursor position is shown, and the
information window and the history bar are activated.
To remove the cursor and cursor elements from the panel, select
Clear cursor or press the X key.
Viewing Sonar history
Whenever the cursor is shown on the Sonar panel, the scroll bar is
shown at the top of the panel. The scroll bar shows the image you
are currently viewing in relation to the total Sonar image history
stored.
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Sonar | HDS Gen3 Operator Manual