Humminbird 580 - Manual (Page 3)

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How Sonar Works 1
DualBeam PLUS™ Sonar ........................................................................................................ 3
How GPS and Cartography Work 4
Multi-Media Card MMC/SD Slot 6
What’s On the Display 7
Views 9
Sonar View ............................................................................................................................ 10
Understanding Sonar History .............................................................................................. 11
Real Time Sonar (RTS®) Window.......................................................................................... 11
Freeze Frame.......................................................................................................................... 12
Bottom Presentation.............................................................................................................. 12
Sonar Zoom View .................................................................................................................. 15
200/83 kHz Split Sonar View .............................................................................................. 16
Big Digits View ...................................................................................................................... 17
Bird's Eye View ...................................................................................................................... 18
Chart View ............................................................................................................................ 19
Combo View .......................................................................................................................... 20
Chart Orientation .................................................................................................................. 21
Viewing Cartography 21
Introduction to Navigation 23
Waypoints, Routes and Tracks.............................................................................................. 23
Save, Edit or Delete a Waypoint .......................................................................................... 24
Navigate to a Waypoint or Position...................................................................................... 25
Add a Waypoint Target or Trolling Grid ................................................................................ 26
Save, Edit or Delete a Route ................................................................................................ 27
Save or Clear a Current Track .............................................................................................. 28
Edit, Delete or Hide Saved Tracks ........................................................................................ 29
Key Functions 29
POWER/LIGHT Key .............................................................................................................. 29
VIEW Key .............................................................................................................................. 30
INFO Key ................................................................................................................................ 30
MENU Key ............................................................................................................................ 31
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