Furuno GP-3300 - Manual (Page 73)

6-5
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.
6.4 When 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