Furuno FAR-21 7-BB Series, Operator'S Manual

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1. RADAR OPERATION
1-41
[ALARM]
1 BACK
2 TARGET ALARM MODE
IN/OUT
3 TARGET ALARM LEVEL
1/2/3/4
4 WATCH ALARM
OFF/6M/10M/
12M/15M/20M
5 ALARM SOUND LEVEL
LOW/MID/HIGH
6 [ALARM OUT1]
7 [ALARM OUT2]
8 [ALARM OUT3]
9 [ALARM OUT4]
0 AUDIO ALARM
OFF/ON
1.24.4 Target alarm attributes
You may choose the echo strength level which triggers the alarm, the condition
which generates the target alarm and the volume of the audible alarm as follows:
1. Roll the trackball to choose the MENU box at the right side of the screen and
then push the left button.
2. Roll the wheel to choose 3 [ALARM] and then push the wheel or the left
button.
ALARM menu
3. Roll the wheel to choose 2 TARGET ALARM MODE and then push the wheel
or the left button.
4. Roll the wheel to choose IN (guard zone) or OUT (anchor watch) as
appropriate and then push the wheel or the left button.
Inward target alarm Outward target alarm
Alarm types
5. Roll the wheel to choose 3 GUARD ALARM LEVEL and then push the wheel.
6. Roll the wheel to choose echo strength level which will trigger the alarm and
then push the wheel or the left button. “4” is highest strength.
7. Roll the wheel to choose 5 ALARM SOUND LEVEL and then push the wheel.
8. Roll the wheel to choose
audible alarm volume, from among LOW, MID and
HIGH, and then push the wheel.
Note: 5 ALARM SOUND LEVEL also sets the level of the audible alarm for the watch
alarm. 9 AUDIO ALARM enables or disables the audio alarm.
9. Push the right button twice to close the menu.