Color Differentiation Test For S57 Charts - Furuno FEA-2107 Operator's Manual

26. Color Calibration
26.1.2

Color differentiation test for S57 charts

You may want to adjust brilliance. You have a tool to check that you can clearly see all details of the charts. For
ARCS chart this tool is Colors. For S57 charts this tool is the color differentiation test diagram.
The color differentiation test diagram is a part of ECDIS chart 1 and you can use it as follows:
1. Spin the thumbwheel to show Menu/Info/Chart Menu in the mouse functions area and then push the right
mouse button.
2. Choose ECDIS Chart 1 from the menu and then push the thumbwheel.
ECDIS Chart1
Obstructions,
Seabeds, Pipelines
Lights, services,
radar, small craft
Mariner's
symbols
Color differentiation
diagram
3. Choose "Color differentiation" from the submenu and then push the thumbwheel.
4. A diagonal line should be present in each of the twenty (1-20) boxes if color differentiation is proper.
Color differentiation diagram
5. Press each button in the Return dialog at the left side of the screen to display corresponding symbol.
6. Click the X mark to quit.
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