How To Erase Weak Echoes; How To Erase Weak Echoes For The Fcv-2100 And External Fish Finders - Furuno FCV-2100 Operator's Manual

1. OPERATION
1.25

How to Erase Weak Echoes

Sediment in the water or reflections from plankton may be painted on the display in
low intensity tones, as shown in the illustration below. You can remove these unwant-
ed echoes with the color erase feature.
1.25.1 How to erase weak echoes for the FCV-2100 and external fish
finders
Where [External Fish Finder Window] is set to [Off] at installation, this setting is ap-
plied to the external fish finder also.
1. Select the [Advanced Settings] icon (
vanced Settings] menu appears.
2. Select the [Advanced Settings] icon (
The [Advanced Settings] window appears.
FCV-2100 [ver 02524476-xx.xx]
3. The [Sounder] menu item is already selected and the [Sounder] menu appears on
the right-side of the window. Select [Color Erase] from the [Sounder] menu.
4. Adjust the [Color Erase] setting until the picture shows minimal reflections. As the
setting increases, reflections are removed in order, from weakest to strongest.
5. Select [Apply] to save the current changes and change or adjust other settings.
Select [OK] to save the current changes and close the menu window.
Select [Cancel] to abort all changes and close the menu window.
1-38
Sounde Sou nder r
Display
Color Erase
Measurement
Whi White te Edg Edge
Alarm
Whi White te Mar Marker
Extern E t Ext ern al al l Ech Ech E h o o S Soun S ound der d er
Clutte Clu Clu tte tter r r
S ou Sou Sou S nder nde nde d r r
HF HF HF HF
TVG TVG TVG TVG TVG L L e Le Le Le vel vel vel vel
LF
Weak echoes
) from the InstantAccess bar™. The [Ad-
) from the [Advanced Settings] menu.
Sou Sounde nder r
0%
e Off Off
ker Off Off
Color erase setting
Std Std Std
l 3 3 3 3 3