System Alarms - Garmin GPSMAP 276C Owner's Manual

To set a persistent alarm:
1. Highlight the Alarms tab on the Main Menu.
2. Highlight the box next to the alarm you want to make
persistent.
3. Press ENTER to place a check mark in the Persist box.
Navigation (Nav) Alarms
The Nav sub tab contains the following alarms:
Next Turn—sets an alarm to indicate the next turn in a route. Select
Dist to specify a distance before you reach the next turn to sound the
alarm. Select Time to specify a time before the turn for the alarm to
go off. Select Auto for the unit to provide a Next Turn alarm at its
discretion.
Arrival—sets an alarm to sound when you are a specified distance
or time away from a destination waypoint. Select Auto for the unit
to provide an Arrival alarm at its discretion.
Off Course—sets an alarm to sound when off course. Select On,
then enter a distance.
Anchor Drag—sets an alarm to sound when you exceed a specified
drift distance. Select On, and then enter a distance.
GPSMAP 276C Owner's Manual

System Alarms

Clock—sets an alarm based on the unit's clock. Select On, and
then enter a specific time that you want the alarm to sound. The
GPSMAP 276C must be on for the clock alarm to work.
Ext. (External) Voltage—sets an alarm to sound when the external
voltage drops below a specified amount. Select On, and then enter a
specific voltage.
DGPS—sets an alarm to sound when the GPSMAP 276C loses a
differential fix.
Accuracy—sets an alarm to sound when GPS accuracy falls outside
of the user-set value. Select On, and then enter a specific distance.
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