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

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1. RADAR OPERATION
1-73
[ALARM]
1 BACK
2 TARGET ALARM MODE
IN/OUT
3 TARGET ALARM MODE
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
1.39 Watch Alarm
The watch alarm sounds the audible alarm at the chosen time interval to help
you keep regular watch of the radar picture for safety or other purposes.
The WATCH box appears at the lower-left corner of the screen with a watch
alarm timer counts down from value set (for example, “12:00”).
WATCH
12:00
WATCH box
When a preset time interval has elapsed, the audible watch alarm is released,
the screen label WATCH turns red and the watch alarm timer freezes at “0:00.”
To silence the alarm, press the [ALARM ACK] key on the full keyboard or roll the
trackball to choose the ALARM ACK box and then push the left button. The label
WATCH turns to normal color and the watch alarm timer is reset to the initial
value and starts the count-down sequence again.
If you press the [ALARM ACK] key or click the box with the left button before the
selected time interval is reached, the watch alarm timer is reset to the initial
value and starts the count-down sequence again.
To set watch time interval:
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 then push the wheel or the left button.
ALARM menu
3. Roll the wheel to choose 4 WATCH ALARM and then push the wheel.
4. Roll the wheel to choose appropriate time interval and then push the wheel or
the left button and then push the right button twice to close the menu.