42
DSM300 Operation with PLUS Series Displays
4. Press the left or right BACKGROUND COLOR soft key until the desired color is
highlighted.
The sounder display changes, so you can see the effect as you change the
background color.
5. Press
ENTER
or
CLEAR
twice to return to the
MULTI
soft keys.
Selecting the Color Threshold
You use the color threshold control to determine the minimum echo strength that
is displayed. Each range of echo strengths is displayed in a color as shown in the
color bar; you select the minimum strength that is displayed by blanking echo
colors below the required minimum.
If you blank a color, the corresponding echoes are displayed in the background
color. You can remove up to six colors, but you cannot remove the strongest color.
The color threshold you select is used on all the sounder windows (scrolling
bottom, Zoom, Bottom Lock, and A-Scope).
➤
To change the color threshold:
1. Press the
MULTI
key to display the soft key controls.
2. Press the COLOR SETTINGS soft key.
3. Press the COLOR THRESH soft key.
The color threshold soft keys are displayed below color indicator showing the
available echo colors.
The weakest color is at the bottom of the indicator, the strongest color at the
top; you can remove colors from the bottom up.
4. Press the left or right ADJUST COLOR THRESHOLD soft key to change the color
threshold.
Pressing the left key removes out the next color up, it increases the minimum
strength displayed.
Pressing the right key displays the next color down, it decreases the minimum
strength displayed.
5. Press
ENTER
or
CLEAR
twice to return to the
MULTI
soft keys.
Selecting the Color Settings
➤
To change the color palette:
1. Press the
MULT
I key to display the soft key controls.
2. Press the COLOR SETTINGS soft key.
3. Press the COLOR SET soft key.
This toggles between color set 1, bolder colors, and color set 2, softer colors.
B'GROUND
COLOR
MULTI
COLOR
SETTINGS
COLOR
THRESH
MULTI
COLOR
SETTINGS
COLOR
SET
1 2