System Alarms
Clock—sets an alarm based on the unit’s clock. Select On, and
then enter a specic time that you want the alarm to sound. The
GPSMAP 376C must be on for the clock alarm to work.
Ext. (External) Voltage—sets an alarm to sound when the external
voltage drops below a specied amount. Select On, and then enter a
specic voltage.
DGPS—sets an alarm to sound when the GPSMAP 376C loses a
differential x.
Accuracy—sets an alarm to sound when GPS accuracy falls outside
of the user-set value. Select On, and then specify a distance.
Weather Alarms
Tornado Warnings—sets an alarm to sound when you enter an area
where a tornado warning is in effect.
Thunderstorm Warnings—sets an alarm to sound when you enter
an area where a severe thunderstorm warning is in effect.
Flood Warnings—sets an alarm to sound when you enter an area
where a ood warning is in effect.
Flash Flood Warnings—sets an alarm to sound when you enter an
area where a ash ood warning is in effect.
Marine Warnings—sets an alarm to sound when you enter an area
where a marine warning is in effect.
GPSMAP 376C Owner’s Manual 77
MAIn Menu > AlArMs tAb
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