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Table of Contents

Section 1: Read Me First!......................................................... 1
Capabilities and Specifications: ................................................... 3
How Eagle Sonar Works............................................................... 5
How Eagle GPS Works ................................................................. 6
How To Use This Manual: Typographical Conventions............ 10
Section 2: Installation & Accessories.................................. 13
Transducer Installation.............................................................. 13
Recommended Tools and Supplies ......................................... 14
Selecting a Transducer Location............................................ 14
Transom Transducer Assembly and Mounting ..................... 16
Trolling Motor Bracket Installation....................................... 22
Shoot-Thru-Hull Preparation and Installation ..................... 24
Speed/Temperature Sensors....................................................... 26
Sensor Charts.............................................................................. 27
GPS Antenna/Receiver Module .................................................. 30
Power Connections...................................................................... 31
NMEA/DGPS Cable Connections (Seacharter 320DF only) ..... 32
Mounting the Unit: Bracket, In-Dash or Portable .................... 35
Bracket Installation................................................................ 35
In-Dash Installation ............................................................... 37
Portable Installation............................................................... 37
Other Accessories........................................................................ 39
Section 3: Basic Sonar Operation ........................................ 41
Keyboard ..................................................................................... 41
Power/Lights (On and Off) ......................................................... 42
Main Menu .................................................................................. 42
Pages ........................................................................................... 44
Satellite Status Page .............................................................. 44
Navigation Page...................................................................... 45
Map Page................................................................................. 45
Sonar Page .............................................................................. 46
Basic Sonar Quick Reference ............................................... 49
Sonar Operations ........................................................................ 50
Fish Symbols vs. Full Sonar Chart ........................................ 52
Other Free Training Aids ....................................................... 53
Section 4: Sonar Options & Other Features...................... 55
ASP (Advanced Signal Processing) ......................................... 55
Alarms ......................................................................................... 56
Depth Alarms .......................................................................... 56
Zone Alarm .............................................................................. 57
Fish Alarm............................................................................... 58