Arpa Menu Operation - Furuno FAR-2805 Series Operator's Manual

ACQ (on control panel): Manually ac-
quires a target.
AUDIO OFF (on control panel): Silences
aural alarm.
ACQ
AUDIO
OFF
Control panel
VECTOR
ORIGIN VECTOR
TRUE/
MARK TIME
REL
TARGET VECTOR
TARGET ORIGIN VECTOR AUTO
BASED TRUE/
MARK DATA PLOT TIME
DATA REL
LOST
TRIAL HISTORY
TARGET
VIDEO
CHART
MARK
PLOT
ALIGN
Plotting keypad
CRITERIA OF TRACKING
A target measuring 800 m or more in the radial
or circumferential direction is regarded as a
landmass and not acquired or tracked.
Echoes smaller than 800 m are regarded as
targets to be tracked.

2.3 ARPA Menu Operation

Various parameters for the Auto Plotter are
set on the ARPA 1 and ARPA 2 menus. To
do this, follow the steps shown below:
1. Press the AUTO PLOT key if the Auto
Plotter is not yet activated. Note that
the label ARPA appears in the upper-
right box on the screen.
2. Press the E, AUTO PLOT MENU key
to show the ARPA 1 menu.
3. Press the [0] key once if you wish to go
to the ARPA 2 menu.
2-2
OFF ON
VRM
RADAR
MENU
1 2
4 5
E,AUTO
PLOT
MENU
7 8
NAV
CANCEL
ENTER
MENU
–
9
4. Select a desired menu item by press-
ing the corresponding numeric key.
5. Select a menu option by pressing the
same numeric key as pressed in step 3
above. If there is more than one option
on the current menu item, you may
need to press the numeric key several
times. Press it until the desired option
is highlighted. (Note that certain menu
items will prompt you to enter numeric
data or to define points on the radar
screen with the trackball.)
6. Press the ENTER key to register set-
tings.
7. Press the E, AUTO PLOT MENU key
to close the menu.
3
Hit [E, AUTO PLOT MENU].
6
1 AUTO ACQ
9 2 AUTO ACQ AREA
3 GUARD RING
4 GUARD RING SET
5
6 CPA, TCPA SET
7 HISTORY POINTS
8 HISTORY INTERVAL
9
0 [ARPA 2]
1 [ARPA 1]
2 TRIAL MANEUVER
3 MARK SIZE
4 CPA, TCPA DISPLAY
5 SET DRIFT
6 GUARD RING, ACQ
LINE STABILIZE
7 SPEED REF
8 INPUT SIG CHECK
9 ARP TRACK TEST
0 INITIAL SETTING
1 [ARPA 2]
2 TARGET SELECT
3 TRACK RANGE
4 QV SELECT
5 TGT OUTPUT DATA
6
7
8
9 [ARPA PRESET]
Hit [AUTO PLOT].
[ARPA 1]
OFF/ON
3, 6 NM/SET
OFF/ON
CPA x.xNM
TCPA xx.xMIN
5/10/20*
30S/1/2/3/6MIN
* 5/10 only on G-type
Hit [0].
[ARPA 2]
STATIC/DYNAMIC
STANDARD/LARGE
OFF/ON
OFF/MAN
SET xxx.x°
DRIFT xx.xKT
NORTH/CRT
WT/BT
Hit [0].
[ ARPA ]
[INITIAL SETTING]
0/1/2/3/4
24/32NM
0/1/2/3
OFF/REL/TRUE