Humminbird HELIX Series Operation Manual page 114

Select a Range of the Palette
Contrast allows you to choose a range of the Color Palette to display sonar returns. For details, see Change the Sonar Colors
Palette.
When Contrast is set to 20 (default), the entire palette is used to display weak and strong sonar returns. As you increase the
Contrast, fewer colors within the selected palette are used to display the sonar returns (whether weak or strong).
1. Main Menu (Custom User Mode): Press the MENU key twice. Select the Sonar tab.
2. Select Contrast.
3. Press the RIGHT or LEFT Cursor keys to increase or decrease the contrast.
Change the Sonar Colors Palette
The X-Press Menu allows you to quickly change the display palette while you fish. The Color Palette menu shows a preview of the
palette, and the weak to strong sonar return range is displayed from left to right.
1. Flasher X-Press Menu: With the Flasher View displayed on-screen, press the MENU key once.
2. Select Sonar Colors.
3. Select a palette.
Switch Frequencies
If the transducer includes more than one down beam frequency, use the CHECK/INFO key to quickly change the frequency used in
the Flasher View. For more information see Set up Sonar.
1. Press the CHECK/INFO key.
Ice Fishing
(Contrast)
(key shortcut for GPS models only)
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