Humminbird 917C, 957C manual Lat/Lon Grid, Spot Soundings, Navaids on Birds Eye View, Shaded Depth

Lat/Lon Grid

Lat/Lon Grid allows you to display or hide a grid showing latitude and longitude lines.

To change the Lat/Lon Grid setting:

1.Highlight Lat/Lon Grid on the Navigation main menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Lat/Lon Grid setting. (Hidden, Visible, Default = Hidden)

Spot Soundings

Spot Soundings allows you to display or hide spot soundings, which are depth measurements shown on the chart.

NOTE: Spot Soundings are only available with optional-purchase MMC/SD cards.

To change the Spot Soundings setting:

1.Highlight Spot Soundings on the Navigation main menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Spot Soundings setting. (Hidden, Visible, Default = Hidden)

Navaids on Bird's Eye View

Navaids on Bird's Eye View allows you to display or hide additional navigational aids, such as lights and buoys, in Bird's Eye View.

NOTE: You will see more navigational aids with and optional-purchase MMC/SD card.

To change the Navaids on Bird's Eye View setting:

1.Highlight Navaids on Bird's Eye View on the Chart main menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Navaids on Bird's Eye View setting. (Hidden, Visible, Default = Visible)

Shaded Depth

Shaded Depth allows you to change the depth used for shading on the chart views.

To change the Shaded Depth setting:

1.Highlight Shaded Depth on the Navigation main menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Shaded Depth setting. (Off, 1 to 60 Feet or 1 to 20 Meters [International Units only], Default = 15 ft, 5 m)

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