Furuno FAR-2218 Operator's Manual page 275

AIS Physical
AtoN Symbol
No virtual symbol
No virtual symbol
No virtual symbol
No virtual symbol
No physical symbol
AIS Virtual
AtoN Symbol
Basic shape
RACON
Emergency wreck mark
North cardinal mark
East cardinal mark
South cardinal mark
West cardinal mark
Port hand mark
Starboard hand mark
Isolated danger
Safe water
Special mark
Off position (Displayed with yellow
line and yellow text)
Light fail or at reduced range
(Displayed with yellow text)
RACON error
(Displayed with yellow text)
Missing
(Displayed with yellow dashed
line and yellow text)
APPENDIX 6 SYMBOLS
Meaning
AP-31