Koden CVS-702D, Основное руководство по эксплуатации

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CVS-702D Contents
0093107022-02 v
Contents
Document Revision History ....................................................................................................... i
Important Notice ....................................................................................................................... ii
For Your Safe Operation .......................................................................................................... iii
Contents ................................................................................................................................... v
Introduction ............................................................................................................................. vii
Chapter 1 Preparation ............................................................................................1-1
1.1 To use keys ..................................................................................................................... 1-1
1.2 Power On/Off .................................................................................................................. 1-3
1.2.1 Power On ............................................................................................................................ 1-3
1.2.2 Power Off ............................................................................................................................ 1-3
1.2.3
Power Voltage Alarm .......................................................................................................... 1-3
1.3 Selection of language to be displayed ............................................................................ 1-4
1.4 To use Menu ................................................................................................................... 1-5
1.4.1
Open/Close the Menu ........................................................................................................ 1-5
1.4.2
Operation of the Menu ........................................................................................................ 1-6
1.4.3 Open/Close of Submenu .................................................................................................... 1-8
1.4.4
Operation of SUBMENU ..................................................................................................... 1-9
1.5 To read echo sounder’s screen ...................................................................................... 1-11
1.6 Adjustment of brilliance for comfortable viewing ....................................................... 1-14
1.6.1
Adjustment of LCD brilliance ............................................................................................ 1-14
1.6.2
Adjustment of panel brilliance .......................................................................................... 1-15
Chapter 2 Basic operation .....................................................................................2-1
2.1 Switch screen images (Setting up of CM menu) ............................................................. 2-1
2.1.1
Display of 1-frequency/displays of 2-frequency and more ................................................. 2-1
2.1.2
Setting frequency to match the transducer to be used ...................................................... 2-3
2.1.3
Displaying of zoom images ................................................................................................ 2-6
2.1.4 Display of mixed images .................................................................................................. 2-15
2.1.5
Selection of pulse length .................................................................................................. 2-19
2.1.6
Selection of frequency bandwidth .................................................................................... 2-22
2.1.7 Selection of gain adjustment method ............................................................................... 2-25
2.2 Adjustment of echo sounder ......................................................................................... 2-26
2.2.1 Switching of depth range mode ........................................................................................ 2-26
2.2.2
Switching of Normal/Zoom for range and shift operation ................................................. 2-28
2.2.3
Manual change of a range for normal image ................................................................... 2-29
2.2.4
Manual change of shift positions of normal images ......................................................... 2-36
2.2.5 Adjustment of image gain ................................................................................................. 2-46
2.2.6
Adjustment of TVG ........................................................................................................... 2-55
2.3 Changing of the image scroll speed ............................................................................. 2-68
2.4 Finding out depth of targets in images (VRM operation) .............................................. 2-70
2.4.1
Changing of VRM follow interval ...................................................................................... 2-71
2.4.2
Operation of VRM in Active Screen .................................................................................. 2-73
2.4.3 Operation of VRM on all Screens ..................................................................................... 2-75
2.5 Reduction of noise on images ...................................................................................... 2-77
2.5.1
To reject interference ........................................................................................................ 2-77
2.5.2
To erase the weak response from dust and plankton, etc. ............................................... 2-80
2.5.3
To reduce noise ................................................................................................................ 2-83
Chapter 3 To make the best of [CM] keys .............................................................3-1
3.1 To use [CM] keys ............................................................................................................ 3-1