Introduction to Furuno Color Scanning Sonar Operator's Manual Model CSH-7:

Congratulations on your choice of the FURUNO CSH-7 Color Scanning Sonar. We are confident you will see why the FURUNO name has become synonymous with quality and reliability. For over 40 years FURUNO Electric Company has enjoyed an enviable reputation for qual- ity marine electronics equipment. This dedication to excellence is furthered by our exten- sive 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 op- eration and maintenance. We would appreciate hearing from you, the end-user, about whether we are achieving our purposes.

Furuno Color Scanning Sonar Operator's Manual Model CSH-7 Table of Contents:

FOREWORD A Word to CSH-7 Owners........................................................................................................ v Features..................................................................................................................................... v System Configuration..............................................................................................................vi OPERATIONAL OVERVIEW Equipment Overview -1 Display Unit Control Panel Description -2 Turning the Power On/Off -2 Adjusting Screen Brilliance, Control Panel Backlighting -3 Lowering the Transducer -3 Selecting a Display Range -3 Setting the Tilt Angle -3 Adjusting the Gain -7 MARKERS AND DATA Standard Markers and Data -1 Optional Markers and Data -3 MENU OVERVIEW Scan Menu Operation -1 Menu-1, Menu-2, System Menu Operation -4 FINE TUNING THE PICTURE Eliminating Unwanted Feeble Echoes -1 Displaying Surface Fish Clearly -2 Suppressing Seabed Tail -2 Suppressing Seabed and Sea Surface Reflections in Shallow Waters -3 Rejecting Sonar Interference and Noise -4 ADVANCED OPERATION Measuring the Range and Bearing to a Target -1 Detecting Fish Schools Aurally -1 Relocating Fish School for Easy Observation -2 Function Keys (F1, F2) -3 Event Markers, Own Ship Event Markers -5 iii INTERPRETING THE DISPLAY Seabed Echoes -1 Fish Schools -2 Sea Surface Reflections -3 Wake -3 False Echo by Sidelobe -4 Noise and Interference -4 MAINTENANCE Display Unit Maintenance -1 Hull Unit Maintenance -2 TROUBLESHOOTING When the Transducer Cannot be Retracted -1 Diagnostic Tests -3 SPECIFICATIONS -1

Here Is the Cover Page Text:

COLOR SCANNING SONAR MODEL CSH-7

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