ECDIS User manual
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The record contains number, icon, occur time, alarm type, alarm content, response time,
end time, etc., as shown in the figure:
The alarm record can store the most recent 1000 alarms, and the system will
automatically maintain these alarms.
When the user acknowledges the alarm, the response time of the corresponding alarm will
be updated.
When the alarm occurs for a period of time, the system will detect that the end time will be
updated when the current alarm is released. If the alarm in the prompt box is not
confirmed, the alarm will be removed from the prompt box.
2. 14 LOP positioning
2.14.1 Overview
When the GPS fails, the LOP positioning function can be used to calculate the position of
the vessel . The positioning line is based on azimuth (azimuth positioning line) and range
based (range positioning line). Two or more positioning lines can locate the vessel , and
the two positioning lines can be mixed.
You can set the positioning lines up to six. If more than 3 positioning lines are set, you
need to manually select 2 to 3 for positioning.
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