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GPSMAP
®
400 Series Owner’s Manual 31
confIGurInG the unIt
Setting Alarms
You can set the unit to sound an audible alarm when certain
conditions are met. By default, all alarms are turned off.
To set an alarm:
1. From the Home screen, select > Alarms.
2. Select an alarm category (Navigation, System, Sonar, or
Weather Warnings).
3. Select an alarm.
4. Select On to turn the alarm on, and then use the ROCKER to
specify alarm information.
Press left or right
on the ROCKER
to move elds.
Press up or down
on the ROCKER
to increase or
decrease.
Setting Navigation Alarms
To set a navigation alarm, from the Home screen, select Congure
> Alarms > Navigation.
Anchor Drag—setanalarmtosoundwhenyouexceedaspecied
drift distance.
Arrival—setanalarmtosoundwhenyouarewithinaspecied
distance or time from a destination waypoint.
Off Course—set an alarm to sound when you are off course by a
specieddistance.
Setting System Alarms
To set a system alarm, from the Home screen, select Congure >
Alarms > System.
Clock—set an alarm using the system clock. The unit must be on for
the clock alarm to work.
Battery
—set an alarm to sound when the battery reaches a user-
determined low voltage.
GPS Accuracy—set an alarm to sound when the GPS location
accuracy falls outside the user-determined value.