iv
TABLE OF CONTENTS
FOREWORD .................................................................................................................viii
SYSTEM CONFIGURATION ..........................................................................................ix
1.
OPERATIONAL OVERVIEW .................................................................................1-1
1.1
Control Description..................................................................................................... 1-1
1.1.1
Control unit..................................................................................................... 1-1
1.1.2
Sub control unit (option) ................................................................................. 1-2
1.1.3
Remote controller (option).............................................................................. 1-3
1.2
Turning the Power On/Off .......................................................................................... 1-4
1.3
Lowering, Raising the Transducer ............................................................................. 1-5
1.3.1
Lowering the transducer................................................................................. 1-5
1.3.2
Raising the transducer ................................................................................... 1-5
1.4
Screen Brilliance, Panel Dimmer ............................................................................... 1-5
1.4.1
Screen brilliance............................................................................................. 1-5
1.4.2
Panel dimmer ................................................................................................. 1-6
1.5
Display Mode, Display Division .................................................................................. 1-7
1.5.1
How to select a display mode ........................................................................ 1-8
1.5.2
Display mode pictures.................................................................................... 1-8
1.6
How to Adjust the Gain ............................................................................................ 1-10
1.7
How to Use the Menu............................................................................................... 1-11
2.
HORIZONTAL MODE ............................................................................................2-1
2.1
Basic Operating Procedure ........................................................................................ 2-1
2.2
Indications and Markers ............................................................................................. 2-2
2.2.1
Horizontal mode, full-screen display .............................................................. 2-2
2.2.2
Horizontal2 mode ........................................................................................... 2-3
2.3
Display Range............................................................................................................ 2-4
2.4
Tilt Angle .................................................................................................................... 2-5
2.4.1
How to set the tilt angle.................................................................................. 2-5
2.4.2
Automatic tilt................................................................................................... 2-5
2.4.3
Relation between bottom echo and tilt angle ................................................. 2-7
2.4.4
Tilt angle for surface fish ................................................................................ 2-8
2.4.5
Suitable tilt angle............................................................................................ 2-8
2.5
How to Measure Range and Bearing to a Target....................................................... 2-9
2.6
How to Eliminate Weak Echoes ................................................................................. 2-9
2.7
How to Adjust Strong, Weak Echoes ....................................................................... 2-12
2.7.1
AGC ............................................................................................................. 2-12
2.7.2
Near AGC..................................................................................................... 2-12
2.7.3
2nd AGC ...................................................................................................... 2-13
2.7.4
How to shorten pulse length......................................................................... 2-14
2.8
How to Suppress Bottom and Sea Surface Reflections in Shallow Waters ............. 2-15
2.9
How to Reject Sonar Interference and Noise........................................................... 2-16
2.9.1
How to identify the noise source .................................................................. 2-16
2.9.2
Change TX interval ...................................................................................... 2-16
2.9.3
Interference rejector ..................................................................................... 2-17
2.9.4
Shift TX frequency........................................................................................ 2-17
2.9.5
Noise limiter ................................................................................................. 2-18
2.9.6
Reverberation............................................................................................... 2-19
2.9.7
Echo average ............................................................................................... 2-19
2.9.8
Reference bearing in frequency shift ........................................................... 2-19
2.9.9
How to suppress the gain of bottom echo.................................................... 2-19
2.10 How to Adjust Beamwidth ........................................................................................ 2-19
Summary of Contents for FSV-35
Page 1: ...COLOR SCANNING SONAR FSV 35 OPERATOR S MANUAL www furuno com Model ...
Page 12: ...SYSTEM CONFIGURATION x This page is intentionally left blank ...
Page 88: ...4 NUMERIC GRAPHIC DATA DISPLAY 4 4 This page is intentionally left blank ...
Page 118: ...7 RECORD RECALL OPERATION 7 8 This page is intentionally left blank ...
Page 138: ...APPEN I 1 ENU TREE P This page is intentionally left blank ...
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