Garmin GPSMAP 168 Sounder User Manual

Page 89

Reference

Main Menu:

Alarm Tab

The DGPS beacon transmitters are operated by the U.S. Coast Guard (or similar government agency

in other countries), which is responsible for their accuracy and maintenance. For DGPS transmitter
problems or to ﬁ nd the most updated list of frequencies and coverage areas, contact your local USCG,
or see their web site at http://www.navcen.uscg.mil/.

Alarm Tab— allows you to turn an alarm On or Off and deﬁ ne the alarm setting for Anchor Drag,
Arrival, Off Course, Clock, Shallow Water, Deep Water, Fish and Battery.

• Anchor Drag— sets an alarm to sound when you’ve exceeded a speciﬁ ed drift distance. Enter a

distance up to 9.99 miles or kilometers 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 from 0 to 99.99 units in the distance ﬁ eld and use the control ﬁ eld to turn the
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— sets an alarm to sound when you enter an area of speciﬁ ed depth that is too

shallow. Enter a depth range from 0 to 999.99 in the distance ﬁ eld and use the control ﬁ eld to
turn the alarm on and off.

• Deep Water— sets an alarm to sound when you enter an area of speciﬁ ed depth that is too deep.

Enter a depth range from 0 to 999.99 in the distance ﬁ eld and use the control ﬁ eld to turn the
alarm on and off.

• Fish— sets an alarm to sound when the unit detects a ﬁ sh. Choose from 3 symbol settings: Large,

Medium and Small Fish; Large and Medium Fish Only; Large Fish Only. Use the control ﬁ eld to
turn the alarm on and off.

• Battery— sets an alarm to sound when the unit reads a speciﬁ c input voltage. Enter a voltage range

from 10.0 vDC to 16.0 vDC and use the control ﬁ eld to turn the alarm and and off.

Alarm Tab

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11/18/2002, 3:38:01 PM