Furuno FSV25S, Operator'S Manual

Page: 47 / 163

2. HORIZONTAL MODE
2-15
2.9.5 Noise limiter
Weak, unwanted reflections, colored light-blue or green, appear when the water is
dirty, plankton layers exists, or due to ship’s noise. The noise limiter can reduce the
effects of these unwanted reflections. Raising the setting causes unwanted reflections
to be displayed in colors of blue to background color.
1. Press the MENU/ESC key to show the main menu.
2. Click [Display Setting].
3. Press
H/V/S key to select the [H1] or [H2] tab.
4. Click [Noise Limiter].
5. Click
S or T to change setting. The setting range is 0 to 10. The
higher the setting, the greater the degree of the suppression.
6. Click [Quit] to close the box.
7. Long-push the
MENU/ESC key to close all menus.
Display Setting Quit
2 P1 H 1 P1 H
V P1
H-Scan Color1 Setting H-Scan Color Curve1 Setting
Noise Limiter : 0
Signal Level : 4
Color : Color1
Color Response : Color Curve1
Default Cancel Apply Default H1copy
Apply
Cancel
Undo Redo Switch
Quit
Cancel
0
(0~10)