Humminbird 587ci, 597ci How Sonar Works, What’s On the Sonar Display, Views, Introduction to Navigation, Table of Contents, How GPS and Cartography Work

Table of Contents
How Sonar Works	1
DualBeam Sonar ......................................	................................................................ 3
How GPS and Cartography Work	4
What’s On the Sonar Display	6
Understanding the Sonar Display ............................................................................	8
Real Time Sonar (RTS™) Window ............................................................................	9
Freeze Frame and Active Cursor.............................................................................	10
Bottom Presentation..............................................................................................	11
Views	13
Sonar View ............................................................................................................	16
Sonar Zoom View ..................................................................................................	17
Big Digits View ......................................................................................................	18
Bird's Eye View ......................................................................................................	19
Chart View..............................................................................................................	20
Chart/Sonar Combo View........................................................................................	22
View Orientation....................................................................................................	23
Viewing Cartography ............................................................................................	23
Introduction to Navigation	26
Waypoints, Routes, and Tracks .............................................................................	27
Save, Edit, or Delete a Waypoint ...........................................................................	28
Navigate to a Waypoint or Position ........................................................................	30
Add a Waypoint Targetor Trolling Grid ..................................................................	31
Save, Edit, or Delete a Route .................................................................................	33
Save or Clear a Current Track.................................................................................	34
Edit, Delete, or Hide Saved Tracks .........................................................................	34

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