Detailed instructions for use are in the User's Guide.
Pub. 988-0143-781 www.eaglesonar.com
Fish-Finding & Depth-Sounding Sonar
Installation and Operation Instructions
Copyright © 2004 LEI-Eagle All rights reserved. Eagle® is a registered trademark of LEI FishEasy® 320C is a registered trademark of LEI
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Table of Contents
Introduction ............................................................................... I Capabilities and Specifications: Fisheasy 320c ........................... 5 How Sonar Works ......................................................................... 7 How to Use this Manual: Typographical Conventions................ 8 Installation & Accessories..................................................... 11 Preparations................................................................................ 11 Transducer Installation.............................................................. 11 Recommended Tools and Supplies ......................................... 12 Transom Installation .......................................................... 12 Trolling Motor Installations ............................................... 12 Shoot-Through Hull Installations ...................................... 12 Selecting a Transducer Location ............................................ 13 How Low Should You Go?....................................................... 14 Shoot-Thru-Hull vs. Transom Mounting ............................... 15 Transom Transducer Assembly and Mounting ..................... 16 Trolling Motor Bracket Installation....................................... 20 Transducer Orientation and Fish Arches .............................. 21 Shoot-Thru-Hull Preparation ................................................. 23 Hulls with Floatation Materials......................................... 23 Testing Determines Best Location ......................................... 24 Shoot-Thru-Hull Installation ................................................. 26 Speed/Temperature Sensors ................................................. 28 Speed Sensor Installation....................................................... 31 Power Connections.................................................................. 33 Mounting the Sonar Unit: in-Dash, Bracket or Portable...... 35 Bracket Installation ................................................................ 35 Portable Sonar Installation .................................................... 38 Installing the Batteries .......................................................... 39 Portable Transducer Assembly .............................................. 41 Basic Sonar Operation ........................................................... 43 Keyboard Basics.......................................................................... 43 1. Menu/Pwr (Menu and Power)............................................. 43 i
2. Ent/Pages (Enter and Pages).............................................. 44 3. Exit ...................................................................................... 44 4. Up and Down Arrows.......................................................... 44 Memory........................................................................................ 44 Menus .......................................................................................... 44 Main Menu .............................................................................. 45 Sonar Menu ............................................................................. 46 Pages ........................................................................................... 48 Basic Sonar Quick Reference ..................................................... 51 Sonar Operations ........................................................................ 52 Fish Symbols vs. Full Sonar Chart ........................................ 55 Other Free Training Aids ....................................................... 56 Advanced Sonar Options & Other Features...................... 58 ASP (Advanced Signal Processing) ......................................... 58 Alarms ......................................................................................... 59 Depth Alarms .......................................................................... 59 To Adjust and Turn on the Shallow Alarm:....................... 60 To Adjust and Turn on the Deep Alarm:............................ 60 Fish Alarm............................................................................... 61 Backlight Level ........................................................................... 61 Calibrate Speed........................................................................... 62 Chart Speed................................................................................. 63 Colorline ................................................................................... 64 Contrast....................................................................................... 65 Depth Cursor............................................................................... 66 Depth Range - Automatic ........................................................... 67 Depth Range - Manual................................................................ 67 To Turn Auto Depth Range on Again .................................... 68 FasTrack .................................................................................. 68 Fish I.D. (Fish Symbols & Depths) ......................................... 69 FishTrack ................................................................................. 70 Overlay Data ............................................................................... 71 To Change Displayed Data Font Size .................................... 73 ii
Ping Speed & HyperScroll....................................................... 74 To Change Ping Speed: ........................................................... 75 To Adjust Sensitivity: ............................................................. 75 To Turn Off HyperScroll:........................................................ 75 Pop-Up Help ................................................................................ 76 Reset Options .............................................................................. 76 Reset Water Distance ................................................................. 77 Sensitivity & Auto Sensitivity.................................................... 77 Automatic Sensitivity ............................................................. 78 To Turn Auto Sensitivity Back On......................................... 79 Set Keel Offset ............................................................................ 80 Set Language .............................................................................. 81 Software Version Information.................................................... 81 Sonar Chart Mode....................................................................... 82 Sonar Page & Sonar Chart Display Options ............................. 82 Full Sonar Chart ..................................................................... 83 Split Zoom Sonar Chart .......................................................... 83 Digital Data/Chart .................................................................. 84 Sonar Simulator.......................................................................... 85 Stop Chart ................................................................................... 85 Surface Clarity ............................................................................ 86 Transparency .............................................................................. 87 Units of Measure......................................................................... 88 Zoom Pan..................................................................................... 91 Troubleshooting ...................................................................... 93 Noise ........................................................................................ 95
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Notes
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Introduction
Thank you for buying an Eagle sonar! Your unit is a high-quality, remarkably-priced color sonar designed for both professional and novice fishermen. All Eagle sonars have an automatic mode that finds and displays the bottom, fish, underwater structure and more  right out of the box. All you have to do is press the on (MENU/PWR) key. However, if you want to fine-tune your unit, press the MENU key again. The FishEasy® 320C has several powerful features you can control by scrolling through easy-to-use menus with the arrow and menu keys. To get started with your Eagle sonar, first read the installation section. It contains instructions for mounting the sonar unit, the transducer and any optional accessories, such as a speed sensor. Following recommended installation practices will pay off in optimum performance of your FishEasy 320C. Improper installation can cause problems down the road, especially if the transducer is badly mounted. After you've read the installation instructions, install the unit and accessories. Then, read the rest of the manual. The more you know about your sonar, the better it will work for you. Take advantage of the Simulator feature. It allows you to practice operating your sonar before you get it in the water. And when you finally head for your favorite fishing hole, take this manual along for reference.
Capabilities and Specifications: FishEasy 320C
General Case size:......................... 5.8" H x 4.3" W x 2.5" D (14.7 cm H x 10.8 cm W x 6.6 cm D) sealed, waterproof; suitable for saltwater use. Display:............................ 1/4 VGA color, transflective TFT display; 3.5" (8.9 cm) diagonal viewing area. 5
Resolution:...................... 320 pixels (vert.) x 240 pixel (horiz.) resolution; 153,600 total pixels Backlighting:.................. Backlit screen and keypad for night use. Input power:................... 10 to 17 volts DC. Current drain: ............... 200 ma lights off; 250 ma lights on. Back-up memory: .......... Built-in memory stores sonar settings when unit is turned off. Sonar Frequency:...................... 200 kHz. Transducers: .................. A model HST-WSU Skimmer transducer comes packed with your sonar unit. Operates at speeds up to 70 mph (61 kts). Optional thruhull, portable and trolling motor transducers are available. Transmitter: ................... 800 watts peak-to-peak power (typical); 100 watts RMS power (typical). Sonar sounding depth capability: ........... 600 feet (182 meters). Actual capability depends on transducer configuration and installation, bottom composition and water conditions. All sonar units typically read deeper in fresh water than in salt water. Depth display:................ Continuous digital readout. Audible alarms: ............. Deep/shallow/fish. Automatic ranging:....... Yes, with instant screen updates. Zoom bottom track: ...... Yes. Split-screen zoom:......... Yes. 6
Surface water temp: ..... Yes, built into transducer. Optional additional temp sensors for live well, bait well, etc. are available. Speed/distance log: ....... Yes, with optional speed sensor. NOTICE! The storage and operation temperature for your unit is from -4 degrees to +167 degrees Fahrenheit (-20 degrees to +75 degrees Celsius). Extended storage in temperatures higher or lower than specified will damage the liquid crystal display in your unit. This type of damage is not covered by the warranty. For more information, contact the factory's Customer Service Department; phone numbers are inside the manual's back cover.
How Sonar Works
Sonar has been around since the 1940s, so if you already know how it works, skip ahead to the next segment on the typographical conventions used in this manual. But, if you've never owned a sonar fish finder, this segment will tell you the underwater basics. Sonar is an abbreviation for SOund NAvigation and Ranging, a technology developed during World War II for tracking enemy submarines. (Eagle developed the world's first transistorized sportfishing sonar in 1957.) A sonar consists of a transmitter, transducer, receiver and display. In simple terms, her ...