3. PLOTTER OPERATION
3-11
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.
3.5.3 FURUNO and NavCharts™ charts
Chart symbols
The table below shows FURUNO and NavCharts
™ chart symbols and their
meanings.
Chart symbols
Symbol Description
Summit
Wreck
Lighthouse
Lighted Buoy
Buoy
Radio Station
Symbol Description
Position of Sounding
Obstruction
Fishing Reef
Platform
Anchorage