Filter
Top Products
GPSMAP 176/176C Owner’s Manual 57
MAIN MENU > ALARM TAB
Alarm Tab
Allows you to define the alarm setting for Anchor Drag, Arrival, Off
Course, Clock, Shallow Water, Deep Water, DGPS, and Accuracy.
Nav
• Next Turn—sets an alarm for the next turn in your route.
Select Off for no Next Turn alarm. Select Dist to enter a
specific distance before the next turn for Next Turn alarm to go
off. Select Time to enter a specific 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. Enter a
distance radius or time for sounding the alarm.
• Off Course—sets an alarm to sound when you are off your
desired course by a specified distance. Enter a distance in the
distance field and use the control field to turn the Off Course
alarm on and off.
• Anchor Drag—sets an alarm to sound when you have
exceeded a specified drift distance. Enter a value in the distance
field and use the control field to turn the alarm on and off.
System
• Clock—provides an alarm for the system clock. Enter a time
in the time field and turn the alarm on and off from the control
field menu. Remember to enter alarm times in the same time
format (UTC or local) you are using for your system. The unit
must be on for the clock alarm to work.
• DGPS—sets an alarm to sound when the unit loses a
differential fix.
• Accuracy—sets an alarm to sound when GPS accuracy falls
outside of the user-set value.