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How Sonar Works 1
DualBeam Sonar........................................................................................................ 3
What’s On the Sonar Display 4
Understanding the Sonar Display ............................................................................ 6
Real Time Sonar (RTS™) Window ............................................................................ 7
Instant Image Update................................................................................................ 7
Bottom Presentation.................................................................................................. 8
Views 10
Sonar View .............................................................................................................. 12
Sonar Zoom View .................................................................................................... 13
Big Digits View ........................................................................................................ 15
Using Your 500 Series™ Control Head 16
Key Functions 17
POWER/LIGHT Key .................................................................................................. 17
VIEW Key ................................................................................................................ 17
MENU Key .............................................................................................................. 18
4-WAY Cursor Control Key ......................................................................................18
EXIT Key .................................................................................................................. 19
Powering On the Unit 20
The Menu System 21
Start-Up Options Menu 22
Normal Operation .................................................................................................... 23
Simulator ................................................................................................................ 23
System Status ........................................................................................................ 25
Self Test.................................................................................................................... 25
Accessory Test.......................................................................................................... 26
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