Samyung NAVIS800FS Instruction Manual page 67

2.2.7 AIS Alarm
After input own ship data at the '2.3 Own Ship Set', AIS alarm will activate when another vessel
comes thru within a own ship radius in AIS screen.
 Press
(
 Press
(
), Move [2.Set]  [2.Alarm Set]  [7.AIS Alarm] in turn.
), Select『ON/OFF』.
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