Furuno GD-1700C - Manual (Page 137)

3. RADAR OPERATION
3-43
TCPA
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¤ 30 seconds
1 minute
2 minutes
3 minutes
4 minutes
5 minutes
6 minutes
12 minutes
TCPA window
8. Select a TCPA limit with the cursor pad.
9. Press the ENTER soft key.
10. Press the [MENU] key to close the menu.
3.25.9 Lost target alarm (ARP)
When the system detects a lost target, the target symbol becomes a diamond
and tracking is discontinued after one minute. The normal plotting symbol is
restored to the target when the target is manually acquired.
01
Lost target mark
Canceling a lost target
1. Place the cursor on the target.
2. Press the [CLEAR] key.