Furuno 1823C Marine RADAR User Manual


 
2. RADAR OPERATION
2-36
2.26.2 Acquiring and tracking targets (ARP)
Ten targets may be acquired and tracked manually and automatically. When you
attempt to acquire an 11th target, the message “ARP FULL – ALREADY
TRACKING 10 TARGETS!” appears for five seconds. To acquire another target,
terminate tracking of an unnecessary target as shown in the paragraph “2.26.4
Terminating tracking of ARP targets.”
Manual acquisition
When the automatic acquisition (AUTO ACQ. AREA) is set to on, up to five
targets may be acquired manually. If you attempt to acquire a sixth target, the
alert message appears.
1. If not already shown, press the [HIDE/SHOW] key to show the radar soft
keys.
2. Press the TARGET soft key.
3. Place the cursor on the target to acquire.
4. Press the ACQ soft key.
5. Press the RETURN soft key to finish.
The plot symbol changes over time as below. A vector appears about one minute
after acquisition, indicating the target’s motion trend.
Atacquisition 1min.after
acquisition
3min.after
acquisition
01*
01*
01*
Vector
*=TargetnumbershownwhenTARGETIDNUMBERis
turnedonintheARPSETUPmenu.
TargetNumber
ARP plot symbols
Note: In case of the acquisition by an external ARP, the acquisition circle mark
appears one minute after acquisition.
Automatic acquisition
The ARP can acquire up to ten targets automatically by setting an automatic
acquisition area. When automatic acquisition is selected after acquiring targets
manually, only the remaining capacity for targets may be automatically acquired.
For example, if seven targets have been manually acquired, three targets may
be automatically acquired.
1. Press the [MENU] key to show the main menu.
2. Press the ARP SETUP soft key to show the ARP SETUP menu.
3. Operate the trackball to select AUTO ACQUISITION AREA.
4. Press the EDIT soft key to show the automatic acquisition area window.
AUTO ACQ. AREA
ON
OFF
Automatic acquisition area window
5. Select ON, then press the ENTER soft key.