Sperry Marine Visionmaster FT ECDIS, User Manual

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ECDIS User Guide Targets
65900012 10-7
The following criteria will cause a sleeping target to become activated:
•
When manually selected by the operator, see below.
•
When the target infringes the CPA/TCPA limits or bow crossing criteria
shown on the Target Data tab folder of the Selected Target sub menu.
This is providing the Activate on CPA/TCPA/BCR setting is enabled
in the AIS Display window.
•
When the target enters an auto activation zone, see Activation Zones.
To manually activate an AIS target do the following
1. Left click on the AIS target, an activated AIS
target will display a heading and
speed/course vector. An AIS reference and
automatically assigned target number will
also be displayed, if enabled in the
Identification area of Target Display.
2. To view data on an activated AIS target left click on the target
again. A dotted green square appears around the target and the
AIS details are displayed in the Target Data tab folder of Selected
Target sub menu.
Changing an Activated Target to Sleeping
An activated, or activated and selected target can be manually set to
sleeping, providing it doesn't infringe the criteria listed above.
To set a target to sleeping do the following:
1. Right click on an activated AIS target.
2. A semi-transparent window appears,
left click on Set to Sleeping
3. The target is deactivated and its
heading, speed/course data and
identification data is removed from the
screen. If the target was activated and
selected the selection box remains around the target.
4. To reactivate a sleeping target left click on the target again, all
previous target data is restored.
All AIS targets can be set to sleeping with one command from the AIS
Display window, see `Set All AIS Targets to Sleeping' in AIS Display.