Garmin 4008 Manual

A SERVICE OF

next previous

GPSMAP

®

4000/5000 Series Owner’s Manual 31

Conguring the Chartplotter

ConfiGUrinG the

Chartplotter

3. Select an alarm.

4. Select On to turn the alarm on, and then specify alarm information.

Setting Navigation Alarms

To set a navigation alarm, from the Home screen, select Congure > Alarms > Navigation.

Anchor Drag—set an alarm to sound when you exceed a specied drift distance.

Arrival—set an alarm to sound when you are within a specied distance or time from a destination

waypoint.

Off Course—set an alarm to sound when you are off course by a specied distance.

Setting System Alarms

To set a system alarm, from the Home screen, select Congure > Alarms > System.

Clock—set an alarm using the system (GPS) 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.

Setting Sonar Alarms

To set a sonar alarm, from the Home screen, select Congure > Alarms > Sonar.

NOTE: You must have an optional sonar module (and a transducer connected to the sounder module)

wired through NMEA 0183 or connected to the Garmin Marine Network to receive sonar information.

Shallow Water/Deep Water—set an alarm to sound when the depth is less than or greater than the

specied value.

Water Temp—set an alarm to sound when the transducer reports a temperature that is 2°F (1.1°C)

above or below the specied temperature.

Fish—set an alarm to sound when the unit detects a suspended target of the specied symbols.

— sounds an alarm for all sh sizes

— sounds an alarm for medium and large sh only

— sounds an alarm for large sh only

Conguring My Boat

To congure settings for your boat, from the Home screen, select Congure > My Boat.

Auto Guidance—set the Auto Guidance parameters for your boat:

Safe Depth—set the minimum depth (chart depth datum) to allow when calculating an auto

guidance path. A safe depth of less than one meter is not allowed when using Auto Guidance.

Safe Height—set the minimum height (chart height datum) of a bridge that your boat can safely

travel under.

Keel Offset—offset the surface reading for the depth of a keel, making it possible to measure depth

from the bottom of the keel instead of from the transducer location. Enter a positive number to offset

for a keel. Enter a negative number to offset for a large vessel that may draw several feet of water.

•

•