Samyung NAVIS800FS Instruction Manual page 64

2.2.4 Underwater Cable Alarm
When under voyage, the own ship can use the function to create an alarming where any underwater cables
are installed.
 Press
(
 Press
(
) button and move [2.SET]  [2.ALARM SET]  [4.SEA-CABLE ALARM].
) button to select [ON] / [OFF].
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