Furuno DS-30 SONAR User Manual


 
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7. BERTHING MODE OPERATION
This section describes the operation on the BERTHING MODE as
well as the readings on the screen.
External HDG
14
The berthing mode requires gyrocompass connection.
Basic Operation
You may operate this mode with the following key switches.
Chooses the tracking mode for ship’s speed measurement:
Ground, Water or Auto. Normally select “Auto” for automatic
changeover to “Water” when the ground tracking is not attainable. The
ground tracking is normally attainable up to a 200m deep bottom.
Selects the unit of ship’s speed display.
Chooses the scale of the berthing screen from 100 m/div up to 5000
m/div.
TRACKING MODE
kt/m/s
AROOW KEY