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MENU SCREEN
■ Target menu
D Vector Mode
• True: Selects the true vector mode.
• Relative: Selects the relative vector mode.
D Vector time
Sets the vector length (time) to 30 seconds, 1 minute,
3 minutes, 6 minutes, 15 minutes, or 30 minutes.
D Track Interval
The track data is updated at this specified tracking in-
terval. Select the track interval from 15 seconds, 30
seconds, or between 1 and 15 minutes.
After 5 dots are displayed, the oldest dot disappears at
the time when the next dot is displayed.
D CPA* Limit
Sets the CPA (Closest Point of Approach) limit to be-
tween 0.1 and 12.0 NM in 0.1 NM steps.
D TCPA* Limit
Sets the TCPA (Time to CPA) limit time to 30 seconds,
between 1 and 6 minutes, or 12 minutes.
* CPA/TCPA: Closest Point of Approach and Time to
Closest Point of Approach limits are set to give a
warning when a target or targets enter those limits
around your own vessel.
D CPA/TCPA Alarm
Sets whether or not to sound the CPA/TCPA alarm.
A CPA/TCPA alarm sounds when both the CPA and
TCPA reach the limit.
■ ATA menu
D Function
• OFF: Turns OFF the ATA (Automatic Tracking Aid)
function.
• ON: Turns ON the ATA function.
D Track
The plot displays the target’s past positions as 5 dots,
during each specified tracking interval.
You can specify the track interval in the “Track Interval”
item of the Target menu.
• OFF: Turns OFF the Track display function.
• ON: Turns ON the Track display function.
D No. Display
Selects the target identification number type that is
displayed at the right side of the mark.
• OFF: Does not display any mark number.
• Select: Displays only the selected mark number.
• All: Displays all mark numbers.
D All Clear Target
Releases all of the ATA targets at the same time.
q Push [ENTER]/[ ].
• The dialog box “Sure?” is displayed.
w Push [ENTER]/[ ] again to release all ATA tar-
gets.
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