Garmin GPSMAP 176C GPS Receiver User Manual


 
Reference
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Alarm Tab— allows you to defi ne the alarm setting for Anchor Drag, Arrival, Off Course, Clock,
Shallow Water, Deep Water, DGPS and Accuracy.
Anchor Drag— sets an alarm to sound when you’ve exceeded a specifi ed drift distance. Enter a value
in the distance fi eld and use the control fi eld to turn the alarm on and off.
Arrival— sets an alarm to sound when you’re a specifi ed distance or time away from a destination
waypoint. Enter a distance radius or time for sounding the alarm and use the control fi eld to set the
alarm to ‘Off’, ‘Dist’ (Distance), or ‘Time’.
Off Course— sets an alarm to sound when you’re off a desired course by a specifi ed distance. Enter a
distance in the distance fi eld and use the control fi eld to turn the off course alarm on and off.
Clock— provides an alarm for the system clock. Enter a time in the time fi eld and turn the alarm on
and off from the control fi eld menu. Remember to enter alarm times in the same time format (UTC or
local) you’re using for your system. The unit must be on for the clock alarm to work.
Shallow Water/Deep Water— set alarms to sound when you enter an area of specifi ed depth that is
too shallow and/or too deep. Enter a depth in the distance fi elds and use the control fi elds to turn the
alarms on and off. You must be receiving sonar NMEA data for this function to work.
DGPS— sets an alarm to sound when the unit loses a differential fi x.
Accuracy— sets an alarm to sound when GPS accuracy falls outside of the user-set value.
To set an alarm:
1. Use the ARROW KEYPAD to highlight the fi eld to the right of the alarm name you wish activate and
press ENTER.
2. Change the mode to ‘On’ (Dist or Time for the ‘Arrival’ alarm) and press ENTER.
3. Highlight the next fi eld to the right and press ENTER, then enter the desired settings and press
ENTER to fi nish.
Main Menu: Alarm Tab
Alarm Tab
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