Eagle Electronics 320 manual Sonar Page, showing full sonar chart mode. bar graph

Page 41

Pages Menu showing some Sonar display options

(at left, dual-frequency menu; at right, single-frequency menu).

The Full Sonar Chart is the main display option. This is a "cross- section" view of the water column beneath the boat. The chart moves across the screen, displaying sonar signal echoes that represent fish, structure and the bottom.

Digital data	Surface signal	Surface clutter
overlay
(depth &		Depth scale
temperature)		Depth scale
		In FasTrack, fish
		arches show as
Fish arches		horizontal bars.

Structure

Zoom bar

Bottom signalFasTrack

Sonar Page, showing full sonar chart mode. bar graph

37

Image 41

Contents FishMark 320 SeaFinder 320DF Page Table of Contents Fish I.D. Fish Symbols & Depths How this manual can get you out on the water, fast Read Me FirstGeneral Figuration and installation, bottom composi How Sonar Works How to use this manual typographical conventionsPage Page Preparations Transducer InstallationDual-frequency transom installations Single-frequency transom installationsSingle-frequency trolling motor installations Shoot-through hull installationsGood and poor transducer locations Transom Transducer centerline Hull bottom Dot Transom Transducer Assembly and MountingAlignment Alignment lettersPositions TransducerRatchets Metal Nut Washer Rubber Bolt Flat washer Lock washer NutWashers BoltTransom Flat-bottom hull Deep-vee hull BottomHull Internal tooth washer TMB-S bracket Bolt Nut Flat washer Transducer aimed Partial fish archesToo far back Full fish arch Proper transducer angleSHOOT-THRU-HULL Preparation Transducer location High speed Trolling speed Spread epoxy here Sand this surface Speed/Temperature SensorsRear view Sonar unitGood location Transom Bottom of hull Power ConnectionsOptional power off switch for Power c able Accessory Transducer Cable Sonar unit Rear view Power/transMounting the Unit Bracket, In-Dash or Portable Ducer socketFront 173.9 23.4 137.9 157.9 Millimeter 56.9 Inch 72.9113.5 Millimeters Inches 146.5Face Cover Cell batteryKeyboard Basic Sonar OperationPower/lights on and off Menus Main Menu Commands Sonar Menu Commands Pages Sonar Page, showing full sonar chart mode. bar graph Page Basic Sonar Quick Reference Sonar Operations Page Important Tip To Restore Factory SettingsPage Page Sonar Options & Other Features Alarms To adjust and turn on the zone alarm To adjust and turn on the shallow alarmTo adjust and turn on the deep alarm Brightness To turn the fish alarm onCalibrate Speed Chart SpeedDepth box ContrastDepth Cursor Depth Range Manual To switch to Manual Depth RangeDepth Range Automatic FasTrack Fish I.D. Fish Symbols & DepthsTo turn Auto Depth Range on again Bar graphPage Page FishTrack Symbols with FishTrack depthsFishReveal Press → ↓ to Fish ID DepthsentexitexitPage Fish Not Visible Fish arch Fish arches Frequency Change Transducer Frequency SeaFinder 320DF onlyGrayline Grayline Hard Bottom Muddy bottom Hard Fish nearNoise Rejection HyperScrollOverlay Data Hard Muddy bottom bottom GraylineTo change displayed data font size To turn off displayed dataPing Speed & HyperScroll Page Pop-up Help Reset OptionsSensitivity & Auto Sensitivity Reset Water DistanceScreen Contrast and Brightness Page Set Keel Offset Press MENUMENU↓ to SET Keel Offsetent Press MENUMENU↓ to Software Infoent Set LanguageSoftware Version Information Sonar Chart Display Options Sonar Color ModePage Page Customizing the Digital Data/Chart Screen Sonar Simulator Stop ChartPress ↓ or ↑ to select clarity levelEXITEXITEXIT Surface ClarityZoom & Zoom Bar Units of MeasureZoom Pan Page Troubleshooting Page Noise Page Page Page Supplemental Material How to Obtain Service… Accessory Ordering Information for all countries Visit our web site

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