4. AIS OPERATION
4-9
4.13
Proximity Alarm
The proximity alerts you by audio and visual alarms when an ARP/AIS target is within the range
you specify.
1. Press the
MENU
key to open the menu.
2. Choose Target and then press the
ENTER
key.
3. Choose Proximity Alarm and then press the
ENTER
key.
4. Choose appropriate range and then press the
ENTER
key.
5. Press the
MENU
key to close the menu.
4.14
Lost Target
When the system detects a lost target, the target symbol becomes a diamond and tracking is dis-
continued after one minute.
Lost target mark
Canceling a lost target
Place the cursor on the target and then press the
CANCEL/HL OFF
key.
Off
0.5nm
1nm
2nm
3nm
5nm
6nm
12nm
24nm