iv
2.11
Tracking a Fish School (target lock) ................................................................................ 2-17
2.11.1
Selecting target lock type .................................................................................... 2-17
2.11.2
Fish school mode ................................................................................................ 2-18
2.11.3
Position mode...................................................................................................... 2-19
2.12
Detecting Fish Schools Aurally ........................................................................................ 2-20
2.12.1
Selecting audio sector......................................................................................... 2-20
2.12.2
Selecting direction............................................................................................... 2-21
2.12.3
Automatic training ............................................................................................... 2-21
2.12.4
Reverberation...................................................................................................... 2-22
2.13
Presentation Mode........................................................................................................... 2-22
2.13.1
Presentation mode description ........................................................................... 2-22
2.13.2
How to select a presentation mode..................................................................... 2-23
2.14
Fish Alarm ........................................................................................................................ 2-24
2.15
Relocating Fish School for Easy Observation ................................................................. 2-26
2.16
Comparing Fish School Concentration............................................................................ 2-27
2.17
Measuring Fish School Speed ......................................................................................... 2-28
2.17.1
Entering fish marks ............................................................................................. 2-28
2.17.2
Deleting fish marks.............................................................................................. 2-29
2.18
Event Mark, Own Ship Position Mark .............................................................................. 2-30
2.18.1
Entering an event mark ....................................................................................... 2-30
2.18.2
Entering an own ship position mark .................................................................... 2-31
2.18.3
Erasing an event mark, own ship position mark ................................................. 2-31
2.19
Net Course Mark .............................................................................................................. 2-32
2.19.1
Inscribing the net course mark............................................................................ 2-32
2.19.2
Deleting the net course mark .............................................................................. 2-33
2.20
Observing Net Behavior................................................................................................... 2-33
2.21
Storing, Recalling Picture................................................................................................. 2-34
2.21.1
Storing the picture ............................................................................................... 2-34
2.21.2
Recalling stored picture....................................................................................... 2-35
2.22
H-SCAN SETTING Menu Overview ................................................................................ 2-35
2.22.1
Displaying the H-SCAN SETTING menu............................................................ 2-35
2.22.2
H-SCAN SETTING menu description ................................................................. 2-36
2.23
Interpreting the Horizontal Display................................................................................... 2-40
2.23.1
Sample echo displays ......................................................................................... 2-40
3.
VERTICAL MODE .........................................................................................3-1
3.1
Basic Operating Procedure................................................................................................ 3-1
3.2
Vertical Mode Indications and Marks................................................................................. 3-2
3.2.1
Vertical bearing mark, tilt mark.............................................................................. 3-3
3.2.2
Trackball mark position reference mark................................................................ 3-4
3.3
Vertical Mode Concept....................................................................................................... 3-4
3.4
Setting the Vertical Bearing Mark, Auto Train.................................................................... 3-5
3.4.1
Setting the vertical bearing mark .......................................................................... 3-5
3.4.2
Auto train ............................................................................................................... 3-5
3.5
Display Range.................................................................................................................... 3-6
3.6
Measuring the Range......................................................................................................... 3-6
3.7
Eliminating Weak Echoes .................................................................................................. 3-7
Summary of Contents for FSV-24
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