Vertical Tick description
In order to create a horizontal scale, you can add short vertical marker lines to your echogram. These lines are used to measure time or distance.
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How to open
To activate vertical ticks, click in the echogram view to make it active.
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Select Echogram on the Active menu. Select the Lines tab to open the page. Enable the vertical ticks by selecting the type of markers you wish to see.
Description
Use the shortcut menu or the Active menu to open the Echogram dialog box. Right-click in the view to open the shortcut menu.
This function places short vertical markers on the top of the echogram. These lines are used to measure time or distance.
•  None: No vertical markers are shown.
•  Time: A short vertical line is drawn in the upper part of the echogram once every specified number of minutes.
•  Distance: A short vertical line is drawn in the upper part of the echogram once every specified number of nautical miles.
This is a visual enhancement. The choice you make has no effect on the overall performance of the ME70 system.