Humminbird HELIX 9 Operation Manual page 42

Change the View Colors
The Sonar Colors menu changes the colors used to display sonar returns on the view.
Change the Sonar Colors Palette
1. Sonar X-Press Menu: With a Sonar View displayed on-screen, press the MENU key once.
2. Select Sonar Colors.
3. Select a palette.
NOTE: To display or hide the Color Bar, see Show/Hide Data on the Sonar Views.
Sonar (2D)
Sonar View with Customized Sonar Colors
42
color bar with
sonar colors set
to palette 4
Strong
Weak
RTS Window