4. VIDEO SOUNDER OPERATION

With connection of the optional Network Sounder ETR-6/10N/30N you can show video sounder images on the display.

4.1Sounder Displays

4.1.1Selecting a sounder display

There are seven display modes from which to choose: dual frequency, single frequency, marker zoom, bottom zoom, bottom lock, bottom discrimination, and A-scope.

To select a display;

1.Press the DISP key and then select sounder display desired.

2.If not already displayed, press the HIDE/SHOW key to show the sounder soft keys.

3.Press the DISPLY MODE soft key to show the display mode window.

DISPLAY MODE

DUAL FREQ

SINGLE FREQ

MARKER ZOOM

BOTTOM ZOOM

BOTTOM LOCK

BOTTOM DSCRM

HF: 200.0 kHz

LF: 50.0 kHz

Display mode window

4.Use the Trackball or the ENTER knob to select a display.

5.Press the RETURN soft key to close the window.

Note: On menus which show the RETURN soft key you may use it or the ENTER knob to register setting and close the window.

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Furuno 1824C manual Sounder Displays, Selecting a sounder display, Display mode window