Setting the Zoom Level on the Sonar Screen
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From a sonar view, select
> Zoom > > Mode.
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Select an option:
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To set the depth and zoom automatically, select .
If necessary, select Set Zoom to modify the zoom setting. Select View Up or View Down to set the depth range of the magnified area, and select Zoom In or Zoom Out to increase or decrease the magnification of the magnified area.
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To set the depth range of the magnified area manually, select Manual.
If necessary, select Set Zoom to modify the zoom setting. Select View Up or View Down to set the depth range of the magnified area, and select Zoom In or Zoom Out to increase or decrease the magnification of the magnified area.
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To magnify one particular area of the screen, select Magnify.
If necessary, select Magnify to increase or decrease the magnification level.
TIP: You can drag the magnification box to a new location on the screen. -
To zoom in on the sonar data from the bottom depth, select Bottom Lock.
If necessary, select Span to adjust the depth and placement of the bottom lock area.
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To cancel the zoom, deselect the Zoom option.