Silencing The Shallow Alarms; Turning Shallow Alarm On And Off; Offset; Default Display - Raymarine ST30 Round Bidata Owner's Handbook Manual

Chapter 1: Operation

Offset

Default display

Loss of signal

Silencing the shallow alarms

Press speed or depth to silence the audible alarm for a period of two
minutes. If, after 2 minutes, the water depth is still below the alarm
setting, the alarm will be activated again.
Note: When the audible alarm is silenced the alarm icon continues to
flash.

Turning shallow alarm ON and OFF

1. Ensure the shallow alarm screen is displayed.
2. Press depth and speed together momentarily to enter CAL
mode.
3. Press depth to switch the alarm ON or OFF.
4. Press depth and speed together for 2 seconds to exit CAL mode.
This is the distance (feet or metres) from the Biducer to the bottom of
the hull or to the waterline, which can be a positive (+) or negative (-)
value.
The depth display will always default back to water depth 8 seconds
after the last key press.
If there are no depth echoes for 10 seconds, the feet/metres legend
flashes and the last recorded depth is displayed until a new echo is
received.
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