Furuno CSH-53 manual Foreword

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FOREWORD

A Word to CSH-53 Owners

Congratulations on your choice of the FURUNO CSH-53 Color Scanning Sonar. We are confident you will see why the FURUNO name has become synonymous with quality and reliability.

For over 50 years FURUNO Electric Company has enjoyed an enviable reputation for quality marine electronics equipment. This dedication to excellence is furthered by our extensive global network of agents and dealers.

This equipment is designed and constructed to meet the rigorous demands of the marine environment. However, no machine can perform its intended function unless operated and maintained properly. Please carefully read and follow the recommended procedures for operation and maintenance.

We would appreciate hearing from you, the end-user, about whether we are achieving our purposes.

Thank you for considering and purchasing FURUNO equipment.

Features

The FURUNO CSH-53 Color Scanning Sonar is a full-circle, multibeam electronic scanning sonar which detects and instantaneously displays fish schools and underwater conditions in 16 colors on a 15" non-glare, high resolution CRT screen. Also, the CSH-53 has two types of models: a model with display unit and a model with processor unit and no monitor (monitor is supplied by user).

The main features of the CSH-53 are

•Vivid 16-color display provides intuitive recognition of seabed and concentration, distribution and volume of fish schools.

•Markers and indications keep the operator abreast of fishing conditions.

•Remote control box provides for armchair control of major functions.

•New gain, range or tilt setting appears in large characters whenever corresponding control is adjusted.

•Function keys automatically setup the equipment to perform specific task.

•High power MOS FET transmitter ensures reliable operation under any condition.

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Contents Color Scanning Sonar 00080807301 Safety Instructions Table of Contents Iii Self Tests Foreword System Configuration Control Description Main panel control description Main PanelControl Function END Sub PanelSub Panel 2 data setting window Main Setting Description Normal Main Setting Description Normal Sub Range + + Remote Control BoxLowering the Transducer Turning the Power On/OffAdjusting Screen Brilliance, Control Panel Backlighting Operational OverviewDisplay mode description Selecting a Display ModeSelecting a Display Range Setting the Tilt AngleSeabed echo and tilt angle Points to consider How to discriminate fish echoes from the seabedTilt angle and sea surface reflections Tilt angle for surface fishTilt angle and beam coverage Suitable tilt angleMeasuring Range and Bearing to a Target Adjusting the GainThis page is intentionally left blank How to adjust TVG Fine Tuning the PictureEliminating Unwanted Feeble Echoes Page Suppressing Seabed Tail AGC data setting window SIGNAL, SignalPulselength data setting window TVG TX, PL 2AGC data setting window SIGNAL, Signal ProcessRejecting Sonar Interference and Noise Data setting window TVGTX, OutputIdentifying noise source Cycle Changing Tx cycle data setting window TvgtxNoise limiter data setting window SIGNAL, Signal Process Setting F-shift data setting window SonrbeamNormal display mode Marks, Data and Display ModeMarks and Data Echo sounder combination display Normal display mode w/textHistory display Permanently Displayed Marks and DataErasable Marks and Data Bearing marker Range marker Mark Description Range R Auto Tilt ± Auto Scan ± Gain Brill TVG TVG DIM This page is intentionally left blank User Menu Operation Menu OverviewUser Menu Hist DSP/GRPH Menu screen location and display modeUser menu description User Menu DescriptionCurrent VEC System menu can be displayed by pressing Menu + c System Menu DescriptionMenu Description ES/NET REC Data SET menu can be display by pressing Menu + d Data SET Menu DescriptionMenu NET Shoot Init SET/TEST menu can be displayed by pressing Menu + on Init SET/TEST Menu DescriptionDefaults Programming the Function Keys Function KeysReplaying a Function Key Function Key Fine TuningReplaying Function Key Settings from a Memory Card Saving Function Key Settings to a Memory CardThis page is intentionally left blank Advanced Level Operation How to find fish school centerFinding Fish School Center Tracking a fish school Tracking a Fish School target lockTarget lock mark appearance Choosing target lock modeErasing target lock mark Target lock and tilt angle Tracking target lock markSystem Menu Target Lock Setting target lock conditionsDescription of target lock items Detecting Fish Schools Aurally How to set the fish alarm zone Fish AlarmRelocating Fish School for Easy Observation How to relocate fish schoolsEstimate marks and their data Comparing of Fish School ConcentrationMeasuring Fish School Speed How to measure fish speed10 Event marks Event MarkErasing an event mark Entering an event mark12 True motion display True Motion Display13 Net location mark Plotting Net Location Mark14 Net behavior Observing Net BehaviorReducing Sea Surface Reflections Boosting Tx PowerThis page is intentionally left blank Port/Starboard display PORT/STARBOARD, Horizontal Slice DisplaysHorizontal slice display Horizontal slice displayInitializing Memory Cards SAVING, Replaying PictureTransferring Echo Data from Internal Memory to Memory Card Saving the PictureTransferring net shooting data to memory card Net shooting data contentsSaving Net Shooting Data How net shooting data is savedReplaying Saved Data Deleting Memory Card ContentsTurning MARKS, Data ON/OFF Turning marks on/off through the data setting windowTurning marks on/off through the user menu This page is intentionally left blank Seabed Echoes Interpreting the DisplayMidwater, bottom fish Tilt angle 30 or more Fish SchoolsWake Sea Surface ReflectionsNoise and Interference False Echo by SidelobeUnretracted Transducer Warning Overvoltage WarningRaise/Lower Control Box of the Hull Unit Self Tests Single test Self Test DescriptionContinuous test Color test Panel testSIO test Gray testInterface unit CS-120A, cover opened Interface Unit CS-120A Self TestThis page is intentionally left blank Selection of Data on Interface Unit CS-120A Input Data SelectionHow to set net sonde transmitter distances Setting Distances Between Net Sonde TransmittersMaintenance Zinc block near the transducer must be replaced yearly Hull Unit MaintenanceReplacement of Fuse, Memory Card Battery 15-4 User Menu Menu TreeData SET Menu Init SET/TEST Menu System Menu Previous This page is intentionally left blank General SpecificationsDisplay Environmental Condition 12-7 Index