Furuno NAVNET GD-1920C - Manual (Page 136)

4. VIDEO SOUNDER OPERATION
4-15
4.11 Alarms
The sounder section has five conditions which generate audio and visual alarms: bottom
alarm, fish alarm (bottom lock), fish alarm (normal) and water temperature alarm
(temperature sensor required).
You may set up the sounder alarms on the SOUNDER ALARM menu, which may be
displayed by pressing the
ALARM key.
SOUNDER
ALARM
EDIT
CLEAR
ALARM
RETURN
AUDIO ALARM INTERNAL BUZZ
BOTTOM ALARM OFF
TEMPERATURE ALARM OFF
FISH ALARM OFF
FISH ALARM (B/L) OFF
ALARM INFORMATION
NO ALARM
Sounder alarm menu
4.11.1 Audio alarm on/off
The audio alarm sounds whenever an alarm setting is violated. You can enable or disable
the audio alarm as follows:
1. Press the
ALARM key to show the ALARM menu.
2. Use the Trackball to select ALARM AUDIO.
3. Press the EDIT soft key to show the audio alarm window.
AUDIO ALARM
INT & EXT BUZZ
INTERNAL BUZZ
OFF
Alarm audio window
4. Use the Trackball to select INT & EXT BUZZ (Internal + External alarm), INTERNAL
BUZZ (Internal alarm) or OFF. External buzzer required to select “INT+EXT BUZZ.” OFF
globally turns the audio alarm on or off for all modes, including radar.
5. Press the ENTER soft key.
6. Press the
ALARM key to close the menu.