2. RADAR OPERATION

2.25.1 Activating/deactivating ARP, TTM

1.Press the MENU key followed by the ARP SETUP soft key to show the ARP SETUP menu.

ARP TARGET INFO INTERNAL ARP

CANCEL ALL TARGETS ON

ARP VECTOR MODE RELATIVE

ARP VECTOR TIME

30minutes

HISTORY INTERVAL OFF

CPA

OFF

TCPA

30seconds

AUTO ACQUISITION AREA OFF

TARGET ID NUMBER OFF

ARP SETUP

EDIT

RETURN

ARP setup menu

2.Select ARP TARGET INFO, then press the EDIT soft key to show the ARP TARGET INFO window.

ARP TARGET INFO

°

§INTERNAL ARP EXTERNAL ARP

OFF

ARP TARGET INFO window

3.Select INTERNAL ARP, EXTERNAL ARP or OFF as appropriate.

EXTERNAL ARP: Receive TTM data sentence via NMEA or NETWORK port. Target tracks are shown but targets cannot be acquired.

OFF: Turns off the ARP or TTM display.

4.Press the ENTER soft key.

5.Press the MENU key to close the menu.

2.25.2 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 “2.25.4 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.

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Furuno 1734C Activating/deactivating ARP, TTM, Acquiring and tracking targets ARP, ARP setup menu, ARP Target Info window