How Sonar Works.................................................................................3
Preparations .........................................................................................4
Keyboard Basics .................................................................................31
Memory ...............................................................................................32
Menus..................................................................................................32
Display ................................................................................................33
Full Chart ...........................................................................................34
FasTrack ..........................................................................................35
Depth Range .......................................................................................36
Zoom ....................................................................................................37
Sensitivity ...........................................................................................38
Grayline ..............................................................................................40
Chart Speed ........................................................................................42
Frequency ...........................................................................................43
Fish I.D. ...........................................................................................44
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