Garmin 190-00683-00 Manuale Utente

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Sonar Alarms
Shallow Water/Deep Water—sets an alarm to sound when you 
enter an area of water that is too shallow or deep. Select On, and 
then specify a depth. You must be receiving sonar NMEA data for 
this function to work.
Water Temp—sets an alarm to indicate if the water temperature has 
exceeded or dropped below a specific temperature, or fallen outside/
inside a specific temperature range. Select Above or Below and then 
enter a specific temperature, or select Inside or Outside and enter a 
range of temperatures. You must be receiving sonar NMEA data for 
this function to work.
Drift—sets an alarm to sound when you exceed a specified drift 
distance. Select On, and then enter a specific distance. 
Fish—sets an alarm to sound when fish are detected with sonar.
Calendar Tab
Use the Calendar tab to plan trips, view sun and moon, and hunting 
and fishing information for the day. 
Calendar Tab in Day View
Highlight an arrow and press 
ENTER to change the date in the view.
Sunrse and 
sunset tmes 
for the current 
locaton and 
date. 
List of points 
and routes 
added to ths 
date.
Calendar Options
The options menu is available in all three calendar views. Press 
MENU on any of the calendar views to open the options menu. 
To view the Sun & Moon Information tab or Hunt & Fish sub tab, 
highlight View Sun and Moon or View Hunt and Fish, and press 
ENTER.
78 
GPSMAP 378/478 Owner’s Manual
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