Furuno FSV-75, Руководство оператора

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4. FISH FINDER MODE
4-3
3. Select [2 Range], then left-click.
4. Left-click the
S or T button to select the desired setting.
5. Select [Quit], then left-click.
6. Select [3 Shift], then left-click.
7. Left-click the
S or T button to select the desired setting.
8. Select [Quit], then left-click.
9. Close the menu.
4.4 How to Adjust the Gain
You may adjust the display level of the fish finder picture as below.
1. Open the menu.
2. Select [6 Fish Finder], then left-click.
3. Select [1 Gain], then left-click.
4. Left-click the
S
or
T
button to select the desired setting.
5. Select [Quit], then left-click.
6. Close the menu.
4.5 How to Select Picture Advance Speed
The picture advance speed determines how quickly the vertical scan lines run across
the screen. When selecting a picture advance speed, keep in mind that a fast advance
speed will expand a school of fish horizontally and a slow advance speed will contract
it.
1. Open the menu.
2. Select [6 Fish Finder], then left-click.
3. Select [7 Picture Advance], then left-click.
4. Select the desired setting, then left-click.
The fractions in the dialog box are one line produced per number
of transmissions. For example, 1/2, displays one scan line per two
transmissions.
5. Select [Quit], then left-click.
6. Close the menu.