Furuno GP-3700F, Руководство оператора

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11. ECHO SOUNDER
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2. Select [0. SYSTEM SETTING].
3. Select [8. ECHO SOUNDER INITIAL SETTING].
4. Select [2. ZERO LINE].
5. Select [ZERO LINE REJECTION].
6. Select [ON] to turn this function on, [OFF] to turn off.
7. Select [Z.L.REJECT RANGE].
8. Press the numeric keys to set the transmission line width (setting range: 3.3 ft to
9.5 ft). For a long tail, increase the value. If the transmission line does not disap-
pear, lower the TX power.
9. Press the DISP key to close the menu.
11.20 Echo Sounder Range Setting Menu
This section shows you how to set custom ranges for basic range (section 11.4.2),
zoom range (marker and bottom zoom, section 11.2.3 and section 11.2.4) and bottom
lock range (section 11.2.5).
Note: All basis ranges (1 to 8), zoom range, and bottom lock range are restored when-
ever the unit of depth measurement is changed. Therefore, change the depth unit be-
fore changing the ranges.
1. Press the MENU key to open the main menu.
2. Select [0. SYSTEM SETTING].
3. Select [8. ECHO SOUNDER INITIAL SETTING].
4. Select [6. RANGE SETTING].
5. Select the item to change.
6. Press the numeric keys to set the range.
Note: For basic range, set depth from lowest to highest. A range cannot be higher
than its succeeding neighbor.
7. Press the DISP key to close the menu.