Chapter 2 OPERATIONS
2.7 SOFT KEY OPERATION
2-43
2
INSTRUCTION MANUAL
Target Tracking Symbols
This section describes types and definitions of target tracking symbols.
Symbol Definition Remarks
Initial acquisition This symbol is displayed where the target is acquired.
This is displayed with a circle of thin dotted line.
This symbol is also used for the target acquired automatically.
Tracking target This symbol is displayed for the target which becomes the tracking
target after acquired.
This is displayed with a circle of thick line.
New tracking target This symbol is displayed for the target which becomes the tracking
target after automatically acquired.
This is displayed with a circle of thick line.
This is changed to a normal tracking target when acknowledged to
new target alarm.
Dangerous target This symbol is displayed when the tracking target becomes a
dangerous target with CPA/TCPA decision.
This is displayed with a circle of thick line. This blinks while this is
not acknowledged. Then, it stops blinking when it is
acknowledged.
When there are some dangerous targets, targets which is not
acknowledged blinks, and targets which has been acknowledged
does not blink.
Lost When a tracking target is no longer detected as a target, this symbol
is superimpose-displayed on the target symbol.
This is displayed with cross lines.
This is superimpose-displayed on tracking targets, new tracking
targets or dangerous targets.
Selection When selecting a tracking target to display its numeric information,
this symbol is superimpose-displayed on the selected target.
This is displayed with a split square.
This is superimpose-displayed on tracking targets, new tracking
targets or dangerous targets.
Setting Tracking Target Symbol Display
For details of displaying/hiding of the tracking target symbols, see Section "2.7.15
SETTING SYMBOL ".
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