Lautomatic Target Activation - JRC JMA-993-SA Instruction Manual

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lAutomatic Target Activation
The AIS target in a guard zone is activated automatically and the vector and the heading of the
target are displayed. The guard zone forAlS target activation is the same zone used in ARPA. For
further details of guard zone setting, please see "Set Guard Zones" at Chapter 3.4 of the
instruction manual of JMA-9900 series radar. Dangerous AIS targets are also activated
automatically.
Note:
'When the manual 'ACTIVATION'operation is performed at the position where no AIS sleeping
symbol is displayed, an AIS target is searched at the near area pointed by the cursor "+". The
following "search mark' is displayed.
ffisrmcn
Search Mark
An activated target symbol is displayed when an AIS target is found near the "search mark'.
Then the "search marK' is removed. On the other hand, no AIS target found in approx. 4
minutes, the "search mark" disappears.
' When no vector of the activated target is displayed, please refer to "1-13 Condiiions of AIS
SymbolDisplay."
' No activated symbol may be displayed if the priority of the search target is lower than existing
activated AIS largets displayed on the screen. Refer to "1-13 Conditions of AIS Symbol
Display'.
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