Furuno FR-10, Operator'S Manual

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4. TT OPERATION
4-10
4.12 Proximity Alarm
The proximity alarm alerts you when a TT is within the range you set. (The setting is
commonly shared between TT and AIS. See section 5.12.)The audio alarm sounds
and the alarm message "PROXIMITY" appears. The target symbol changes to a dan-
gerous target symbol and flashes with its vector. Press any key to stop the audio
alarm. The flashing continues until the target is not within the range set, the alarm
range is changed to exclude the target, or the proximity alarm is deactivated.
1. Press the MENU key to open the menu.
2. Select [Target], then press the ENTER key.
3. Select [Proximity], then press the ENTER key.
4. Set the distance for the proximity alarm, then press the ENTER key.
5. Press the MENU key to close the menu.
4.13 Lost Alert
When the system detects a lost target, the audio alarm sounds and the alarm mes-
sage "LOST" appears. The target symbol becomes a flashing square like the illustra-
tion to the right. When the system detects the target again, the target symbol becomes
a normal symbol.
To erase a lost target symbol, put the cursor on the symbol and press the CANCEL/
HL OFF key. If you leave a lost target symbol flashing, the symbol disappears after
one minute.
You can remove all lost targets from the screen as follows:
1. Press the MENU key to open the menu.
2. Use  or  to select [Target] and press the ENTER key.
3. Use  or  to select [Lost Alert] and press the ENTER key.
4. Use  to select [Yes] and press the ENTER key. All lost targets symbols are
erased from the screen and the long beep sounds.
5. Press the MENU key to close the menu.
Target before
alart generation
(flashing)
Target after
generation