Garmin 521s Benutzerhandbuch

Using Sonar

Zoom—zoom in to a section of the full screen. The zoom is off, or 

set to No Zoom by default. Four options are available:

No Zoom—turns zooming off.
2x Zoom—twice the magnification.
4x Zoom—four times the magnification.
bottom Lock—locks the zoom window to the bottom. 
Split Zoom—displays the Split Zoom screen (

).

depth Line—quickly reference a specific depth (Show or Hide). To 

set the depth of the reference line, select 

, and then press up or 

down on the Rocker.

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