Icom MR-1220 Instruction Manual - Page 37

ARPA settings, ARPA Menu, Related settings, settings

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6 The simplified ARPA operation ARPA settings ■■ARPA menu You can customize the settings in the ARPA menu. [MENU]/[ ] > ARPA ARPA Function Sets whether or not to use the Automatic Radar Plotting Aid (ARPA) function. Auto Acquire Function Sets whether or not to automatically acquire a target that comes into the Auto acquiring zone. You can automatically acquire up to 20 targets. Display Tracks Sets whether or not to display the tracks of up to 5 dots for each ARPA symbol. You can set the interval of the track in "Track interval" in the Target menu. [MENU]/[ ] > Target > Track interval Display Target Number Sets whether or not to display the Target number beside the ARPA icon on the screen. OFF: Does not display the Target number. Selected Targets: D isplays only the selected target number. All: Displays all the ARPA targets number. Clear All Targets Releases all of the acquired ARPA targets. Select and Push [ENTER]/[ ] to release. ■■Related settings 1 2 DDTarget menu 3 [MENU]/[ ] > Target You can change the target settings for ARPA 4 operation. The settings of the Target menu are commonly used for the ARPA and AIS operations. See 5 page 39 for the Target menu details. These are the Target menu items and their default 6 settings. • Vector Mode: True 7 • Vector Time: 6 min • Track Interval: 1 min 8 • CPA Limit: 1.0 NM • TCPA Limit: 1 min • CPA/TCPA Alarm: ON 9 LLCPA/TCPA: Closest Point of Approach and Time to 10 Closest Point of Approach limits are set to give a warning when a target or targets enter those limits 11 around your own vessel. 12 13 14 15 16 17 18 19 20 21 32

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32
THE SIMPLIFIED ARPA OPERATION
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ARPA
settings
■
ARPA menu
You can customize the settings in the ARPA menu.
[MENU]/[
] >
ARPA
ARPA Function
Sets whether or not to use the Automatic Radar
Plotting Aid (ARPA) function.
Auto Acquire Function
Sets whether or not to automatically acquire a target
that comes into the Auto acquiring zone. You can
automatically acquire up to 20 targets.
Display Tracks
Sets whether or not to display the tracks of up to 5
dots for each ARPA symbol. You can set the interval of
the track in “Track interval” in the Target menu.
[MENU]/[
] > Target >
Track interval
Display Target Number
Sets whether or not to display the Target number
beside the ARPA icon on the screen.
OFF:
Does not display the Target number.
Selected Targets:
Displays only the selected target
number.
All:
Displays all the ARPA targets
number.
Clear All Targets
Releases all of the acquired ARPA targets.
Select <OK> and Push [ENTER]/[
] to release.
■
Related settings
D
Target menu
[MENU]/[
] >
Target
You can change the target settings for ARPA
operation. The settings of the Target menu are
commonly used for the ARPA and AIS operations. See
page 39 for the Target menu details.
These are the Target menu items and their default
settings.
• Vector Mode: True
• Vector Time: 6 min
• Track Interval: 1 min
• CPA Limit: 1.0 NM
• TCPA Limit: 1 min
• CPA/TCPA Alarm: ON
L
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.