Humminbird MATRIX 37, Matrix 20 manual Surface Clutter, Advanced, To change the Depth Lines setting

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(Advanced)

Depth Lines divide the display into four equal sections which are separated by three horizontal depth lines. The depth of each line is displayed along the depth scale. You can either turn Depth Lines On or Off. The Depth Lines menu choice is available when User Mode is set to Advanced (see Setup Menu Tab: User Mode).

Depth Lines

Depth Lines

To change the Depth Lines setting:

1.Make sure you are in Advanced User Mode, then highlight Depth Lines on the Sonar main menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to turn the Depth Lines setting On or Off. (Off, On, Default = On)

Surface Clutter

(Advanced)

Surface Clutter adjusts the filter that removes surface clutter noise caused by algae and aeration. The lower the setting, the less surface clutter will be displayed. The Surface Clutter menu choice is available when User Mode is set to Advanced (see Setup Menu Tab: User Mode).

Surface Clutter

To change the Surface Clutter setting:

1.Make sure you are in Advanced User Mode, then highlight Surface Clutter on the Sonar main menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Surface Clutter setting. (Low = 1 to High = 10, Default = 5)

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