Depth Lines
(Advanced)
Depth Lines divide the display into four equal sections that 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
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
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
Noise Filter
(Advanced)
Noise Filter adjusts the sonar Noise Filter to limit interference on the display from sources such as your boat engine, turbulence, or other sonar devices. The Noise Filter menu choice is available when User Mode is set to Advanced (see Setup Menu Tab: User Mode).
NOTE: The Off setting removes all filtering; Low, Medium and High settings add progressive filtering of the sonar returns. In some deep water situations, the High setting may actually hinder your unit’s ability to find the bottom.
To change the Noise Filter setting:
1.Make sure you are in Advanced User Mode, then highlight Noise Filter on the Sonar main menu.
2.Use the LEFT or RIGHT
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