Furuno FSV-25 Operator's Manual page 68

2. HORIZONTAL MODE
How to add a new color
You can add a new color to the horizontal scan displays (1-4).
1) On the color setting window, click [Define Custom Colors].
COL
(1) Click desired pallete here. (1) Click desired pallete here.
Custom colors
Define Custom Colors
OK
2) Click a color in the color window at the left. The color selected appears in the pre-
view window. Fine tune the color with the color adjustment colors to the right of the
preview window.
3) Click the Add button. The color appears in a box in the [Custom colors] window.
[H-Scan Color Curve Setting]: Adjusts reflected echo strength versus echo color lev-
el for currently selected color response number. There are two methods by which to
adjust the curve. Click the [Switch] button to select the method.
Setting method 1: Place the trackball at the point desired then push the left button.
On the horizontal axis, input level relative value is shown in the range from 0 to 100%.
The setting range for input level is 0-100% in increments of 10% and output level is 0-
100% in any value. The input (horizontal axis) has 16 settable points and the output
(vertical axis) can be set anywhere.
Setting method 2: Place the cursor on the color desired then roll the scrollwheel. You
can also drag and drop.
2-38
(2) Select color.
Color12
Hue
Sat
Color Solid
Lum
Cancel
Preview of color
Quit
Red
160 255
(3) Fine tune color.
0 Green
255
[Hue]
240 Blue 255
[Sat]
Add
[Lum]
[Red]
[Green] Adjust green.
[Blue]
Adjust hue.
Adjust saturation.
Adjust luminescence.
Adjust red.
Adjust blue.