13-1
13. TRACKED TARGET (TT) FUNC-
TIONS
With connection to a radar, the movement of a maximum of 200 radar-tracked targets
can be shown on the chart.
Note: The following conditions must be met to use the TT function:
• The TT data from the radar must be true bearing referenced.
• The speed source must be the same as that used by the radar. If they are different,
the following occurs:
• The TT symbol is shown but the vector is not shown.
• The COG, SOG, CTW, STW indication is “missing”.
13.1 How to Show, Hide TT
Do the following to show or hide the TT.
1. Select the [TT/AIS] page from the [Overlay/NAV Tools] box.
2. Click the indication shown in the figure below to show [OFF], [FILT ON] or [FILT
OFF] as appropriate.
Note: The TT symbols, AIS symbols and radar displays can be hidden. Click the
[CLEAR RADAR] button on the Status bar to hide those displays.
For systems which have the optional
RADAR function included, this section
of the TT/AIS page appears blank.
CPA/TCPA settings and LOST TGT
(target) filter settings are not available
from this system.
Click to change the TT function’s
behavior.
OFF: TT function is off.
FILT ON: TT target filter is in use.
FILT OFF: TT target filter is not used.
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