3.10 Brightening Fish Echoes
The BRT ECHO feature displays fish echoes in light tone and sea- bed echoes in dark tone. This feature is useful for distinguishing fish echoes close to the seabed.
OFF | ON |
Figure 3-17 Bright echo display
To turn on/off the bright echo;
1)Press the [MENU ESC] key.
2)Press the [6] key to display VIDEO SOUNDER SETUP menu.
3)Press the [▼] or [▲] key to select BRT ECHO.
4)Press the [t] or [s] to select ON or OFF.
5)Press the [MENU ESC] key.
3.11Selecting Zoom Ratio
The ZOOM function set the marker zoom display ratio by two, three, four or five times the normal picture.
To select zoom ratio, do the following;
1)Press the [MENU ESC] key.
2)Press the [6] key to display VIDEO SOUNDER SETUP menu.
3)Press the [▼] key to select ZOOM.
4)Press the [t] or [s] to select zoom ratio desired.
5)Press the [MENU ESC] key.
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