How To Reduce Clutter - Furuno NAVNET TZ2 TZTL12F Operator's Manual

Method 3: Fish Finder/or Multi beamSonar box in the data area
Follow the procedure in section 1.9.2, section 1.9.3 to add [Fish Finder Gain Control]
or [Multi-Sounder Gain Control] box in the data area. Then, do as follows:
1. Show the fish finder display, multi-beam sounder display, side scan display, or
cross-section display. Tap [FISH FINDER] or [DFF3D] at the bottom of the data
area.
2. Tap [HF Gain], [LF Gain], then [M](Manual) or [A](Automatic). Tap [M]/[A] to alter-
nately select Manual, Automatic. For manual gain adjustment, go to the next step.
3. Tap the numeric of the gain frequency tapped in step 2.
4. Use the slider bar at the right edge of the screen to adjust the gain - drag the knob
or tap the [+], [-] symbols.
5. Tap [Done] at the top-right corner of the screen to finish.
Jan 15, 2019
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7.6

How to Reduce Clutter

Low intensity "spots" of noise appear over most of the
screen like in the illustration shown right. These spots are
caused by sediment in the water or noise. You can reduce
this type of noise with the clutter function.
Note: This function is not available in the auto mode.
Method 1; Layers menu
1. Open the Layers menu, then tap [Clutter].
2. The slider bar for clutter adjustment appears at the right
side of the screen. Drag the slider bar to set the degree
of clutter reduction. The larger the setting, the greater
the degree of reduction.
3. Tap [Done] at the top right-corner of the screen to finish.
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Tap
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Tap
[HF] mode in fish finder screen
7. FISH FINDER (SOUNDER)
Tap [M/A] icon to
Current
switch between
setting
auto mode and
manual mode.
Gain (HF)
Manual
adjustment
Done
Drag the drag
handle or tap
[+] or [-] symbol.
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