Furuno GP-7000F GPS Receiver User Manual


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3
Sounder
Sounder display (dual mode)
Showing the Sounder Display
1. Press the DISP key.
2. Rotate the ENTER knob to choose the
sounder icon (
).
3. Push the ENTER knob.
Selecting the Sounder Display
Mode
1. Press the DISP soft key.
NORMAL
BOTTOM LOCK
BOTTOM ZOOM
MARKER ZOOM
BOTTOM DISCRIMINATION
2. Rotate the ENTER knob to choose the
mode desired.
3. Push the ENTER knob.
Automatic Sounder Operation
The automatic sounder function
automatically selects the proper gain, range
scale and clutter suppression.
1. With a sounder display showing, press
the AUTO soft key.
2. Rotate the ENTER knob to choose FISH
or CRUISE, and then push it.
Manual Sounder Operation
1. With a sounder display showing, press
the AUTO soft key.
2. Rotate the ENTER knob to choose
MANUAL, and then push the ENTER
knob.
Adjusting the gain
Choose GAIN 50 or GAIN 200 from the
SENSITIVITY menu, and then enter
appropriate gain.
Shifting the basic range
Press the SHIFT soft key, and then rotate the
ENTER knob.
Depth scale
Depth
Fish school
Bottom
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