Furuno 1933, 1943 Furuno and NavCharts charts, When a chart cannot be displayed, Chart symbols

3. PLOTTER OPERATION

When a chart cannot be displayed

A chart will not be displayed in the following conditions:

•When the chart scale is too large or too small.

•When scrolling the chart outside the indices. When this happens, select proper chart scale.

Note: Indices can be turned on or off. For further details, see “Chart border lines” on page 5-12 for FURUNO and NAVIONICS charts and page 5-14 for C-MAP charts.

3.5.3FURUNO and NavCharts™ charts

Chart symbols

The table below shows FURUNO and NavCharts™ chart symbols and their meanings.

Chart symbols

Symbol	Description	Symbol	Description
	Summit		Position of Sounding
	Wreck		Obstruction
	Lighthouse		Fishing Reef
	Lighted Buoy		Platform
	Buoy		Anchorage
	Radio Station

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