Furuno RP180 - Manual (Page 66)

AIS
10-3
10.3 Activating Targets
1. Use the trackball to place the cursor on the sleeping AIS target (indicates only the
presence of a vessel equipped with AIS in a certain location) you wish to activate; that is,
know more about a vessel’s motion.
2. Press the [F2] key to open the AIS(1) menu.
3. Press the [1] key (Activate Target) to activate the target. The activated AIS target symbol
is superimposed on the radar echo as below.
Heading
line*3
SOG and
COG vector
*1, *2 Turning
direction
Activated target
*1 = Length adjustable on the PLOT menu 1 with 4. VECTOR TIME.
*2 = Vector shows STW (speed thru water) and CSE (course) when water tracking
mode is selected at the radar.
*3 = If there is no heading data, the line points in direction of COG.
4. Press the [MENU] key to close the menu.
Dangerous target
When an activated AIS target violates the CPA/TCPA alarm setting set on the PLOT menu 1
its symbol changes to the dangerous target symbol (red and flashing) and the indication
“A-CLSN” appears. Press the [AUDIO OFF] key to acknowledge the CPA/TCPA alarm. The
audio alarm is silenced and the symbol stops flashing. Take appropriate action to avoid
collision.
Thicker than
activated target
Dangerous target