Marine Network; Setting Alarms; Navigation Alarms; Setting The Anchor Drag Alarm - Garmin GPSMAP 7400 Series Owner's Manual

Marine Network

The Marine Network allows you to share data from Garmin peripheral devices with the chartplotters quickly and
easily. You can connect a chartplotter to the Marine Network to receive data from and share data with other
devices and chartplotters that are compatible with the Marine Network.
Select Settings > Communications > Marine Network.

Setting Alarms

The Beeper setting must be turned on to make alarms audible
to set audible alarms could lead to injury or property damage.

Navigation Alarms

Select Settings > Alarms > Navigation.
Arrival: Sets an alarm to sound when you are within a specified distance or time from a turn or a destination.
Anchor Drag: Sets an alarm to sound when you exceed a specified drift distance while anchored.
Off Course: Sets an alarm to sound when you are off course by a specified distance.
Boundary Alarms: Disables and enables all boundary alarms.

Setting the Anchor Drag Alarm

You can set an alarm to sound if you have moved more than an allowable distance. This is very useful when
anchoring overnight.
1 Select Settings > Alarms > Navigation > Anchor Drag.
2 Select Alarm to turn on the alarm.
3 Select Set Radius, and select a distance on the chart.
4 Select Back.

System Alarms

Alarm Clock: Sets an alarm clock.
Unit Voltage: Sets an alarm to sound when the battery reaches a specified low voltage.
GPS Accuracy: Sets an alarm to sound when the GPS location accuracy falls outside the user-defined value.

Sonar Alarms

NOTE: Not all options are available on all transducers.
From an applicable sonar view, select Menu > Sonar Setup > Alarms.
You can also open the sonar alarms by selecting Settings > Alarms > Sonar.
Shallow Water: Sets an alarm to sound when the depth is less than the specified value.
Deep Water: Sets an alarm to sound when the depth is greater than the specified value.
FrontVü Alarm: Sets an alarm to sound when the depth in front of the vessel is less than the specified value,
which can help you avoid running aground
available only with Panoptix Garmin FrontVü transducers.
Water Temp.: Sets an alarm to sound when the transducer reports a temperature that is 2°F (1.1°C) above or
below the specified temperature.
Contour: Sets an alarm to sound when the transducer detects a suspended target within the specified depth
from the surface of the water and from the bottom.
Fish: Sets an alarm to sound when the device detects a suspended target.
• sets the alarm to sound when fish of all sizes are detected.
• sets the alarm to sound only when medium or large fish are detected.
• sets the alarm to sound only when large fish are detected.
142
CAUTION
(Sounds and Display Settings,
(Setting the Garmin FrontVü Depth Alarm,
page 136). Failure
page 82). This alarm is
Device Configuration