Lat/Lon Grid; Spot Soundings; Navaids On Bird's Eye View; Shaded Depth - Humminbird 917C Installation And Operation Manual

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)
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)

Lat/Lon Grid

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

Spot Soundings

Spot Soundings allows you to display or
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)
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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Navaids on Bird's Eye View

Navaids on Bird's Eye View allows you to

Shaded Depth

Shaded Depth allows you to change the