Furuno navnet gd-1920c Manual De Usuario

4. VIDEO SOUNDER OPERATION 

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. 

EDIT

CLEAR
   ALARM

RETURN

AUDIO ALARM                    INTERNAL BUZZ
BOTTOM ALARM                OFF
TEMPERATURE ALARM    OFF

FISH ALARM                     OFF
FISH ALARM (B/L)              OFF

ALARM INFORMATION

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

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.