1.Press the [ALARM] key to display the ALARM menu.

2.Select SPEED.

3.Select IN or OUT.

4.Select UPPER LIMIT.

5.Enter desired upper limit.

6.Select LOWER LIMIT.

7.Enter desired lower limit.

8.Press the [ENT] key.

6.4When the Alarm Buzzer Sounds...

Silencing the alarm buzzer

When an alarm setting is exceeded, the alarm buzzer sounds and the speaker icon appears at the bottom right-hand corner of the display. You can silence the buzzer by pressing the [CLR] key. The speaker icon remains on the display until the cause of the alarm is removed or the alarm itself is turned off.

What alarm is sounding?

When more than one alarm is active and the alarm sounds, you can see which alarm is sounding by pressing the [ALARM] key.

ALARM

ARRIVAL ALARM

Figure 6-10 ALARM menu, showing location of alarm indication

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Furuno GD-3300, GP-3300 manual When the Alarm Buzzer Sounds, What alarm is sounding?, Silencing the alarm buzzer