TABLE OF CONTENTS
vi
2.10 How to Adjust Beamwidth ........................................................................................ 2-16
2.11 How to Track a School of Fish ................................................................................. 2-17
2.11.1 How to select the target lock mode .............................................................. 2-17
2.11.2 Fish mode .................................................................................................... 2-18
2.11.3 Target mark mode........................................................................................ 2-19
2.11.4 Target lock menu description ....................................................................... 2-19
2.12.1 Presentation mode description..................................................................... 2-20
2.12.2 How to select a presentation mode.............................................................. 2-21
2.13.1 How to set the bearing ................................................................................. 2-21
2.13.2 How to select the audio sector ..................................................................... 2-22
2.13.3 Automatic training ........................................................................................ 2-23
2.13.4 Reverberation for audio signal ..................................................................... 2-23
2.14.1 How to set the fish alarm.............................................................................. 2-23
2.14.2 How to set the fish alarm level ..................................................................... 2-25
2.16.1 How to compare with the fish estimate mark ............................................... 2-26
2.16.2 How to compare with the circle cursor ......................................................... 2-28
2.17.1 How to measure the speed of a school of fish ............................................. 2-29
2.17.2 How to delete fish marks.............................................................................. 2-30
2.18.1 How to enter an event mark ......................................................................... 2-31
2.18.2 How to enter an own ship position mark ...................................................... 2-32
2.18.3 How to erase an event mark, own ship position mark.................................. 2-32
2.19 Net Course Mark ...................................................................................................... 2-33
2.20 Net Behavior ............................................................................................................ 2-34
2.21 Other Menu Items .................................................................................................... 2-35
2.22.1 Bottom and school of fish echoes ................................................................ 2-39
2.22.2 Unnecessary echoes.................................................................................... 2-41
3.1 Basic Operating Procedure ........................................................................................ 3-1
3.2 How the Vertical Mode Works.................................................................................... 3-2
3.4 Auto Train................................................................................................................... 3-5
3.5 Display Range............................................................................................................ 3-6
3.6 How to Measure the Range, Bearing to a Target....................................................... 3-6
3.7 How to Eliminate Weak Echoes ................................................................................. 3-7
How to suppress unwanted echoes ............................................................... 3-9
Summary of Contents for FSV25S
Page 1: ...COLOR SCANNING SONAR FSV 25 FSV 25S OPERATOR S MANUAL www furuno com Model ...
Page 14: ...SYSTEM CONFIGURATION xii This page is intentionally left blank ...
Page 32: ...1 OPERATIONAL OVERVIEW 1 18 This page is intentionally left blank ...
Page 92: ...4 NUMERIC GRAPHIC DATA DISPLAY 4 4 This page is intentionally left blank ...
Page 126: ...7 RECORD RECALL OPERATION 7 10 This page is intentionally left blank ...
Page 156: ...APPENDIX 1 MENU TREE AP 6 This page is intentionally left blank ...
Page 160: ...FURUNO FSV 25 25S SP 4 E1344S01C 140402 This page is intentionally left blank ...
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