Manual Garmin echoMAP 70dv (page 20 of 30) (English)

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appearance of noise near the surface. When the value of this

setting is increased, the colors associated with low-level

noise and fish targets appear more consistent through

various water depths. This setting also reduces the noise

near the surface of the water.

Sonar Installation Settings

NOTE: Not all options and settings apply to all models and

transducers.

From a sonar view, select MENU > Sonar Setup > Installation.

Restore Sonar Defaults: Restores the factory default settings

for the sonar view.

Transducer Type: Allows you to select the type of transducer

that is connected to the device.

Shift: Allows you to set the depth range on which the sonar is

focused. This enables you to zoom in to an area within the

focused depth.

Flip Left/Right: Changes the orientation of the SideVü sonar

view when the transducer is installed backward.

Sonar Alarm Settings

NOTE: Some settings require external accessories.

Select 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.

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.

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.

Sonar Recordings

Recording the Sonar Display

NOTE: Not all models support sonar recording.

Insert a memory card into the card slot.

From a sonar view, select MENU > Sonar Recording >

Record Sonar.

15 minutes of sonar recording uses approximately 200 MB of

space of the inserted memory card. You can record sonar

until the card reaches capacity.

Stopping the Sonar Recording

Before you can stop recording the sonar, you must begin

recording it (Recording the Sonar Display).

From a sonar view, select MENU > Sonar Recording > Stop

Recording.

Deleting a Sonar Recording

Insert a memory card into the card slot.

Select Sonar > Sonar Recordings > View Recordings.

Select a recording.

Select Delete.

Playing Sonar Recordings

Before you can play back the sonar recordings, you must

download and install the HomePort

™

application and record

sonar data onto a memory card.

Remove the memory card from the device.

Insert the memory card into a card reader attached to a

computer.

Open the HomePort application.

Select a sonar recording from your device list.

Right-click the sonar recording in the lower pane.

Select Playback.

Gauges and Almanac Data

Gauges provide various information about the trip, environment,

and wind. Some data requires connection to compatible

sensors.

The chartplotters also provide almanac information about tides,

currents, and the sun and moon, such as rise and set times.

Viewing the Compass

You can view information about your bearing, heading, and

route using the compass.

Select Navigation Info > Compass.

Viewing Trip Gauges

Trip gauges show information for odometer, speed, time, and

fuel for your present trip.

Select Navigation Info > Trip.

Resetting Trip Gauges

Select Navigation Info > Trip & Graphs > Trip.

Select an option:

• To set all the readings for the present trip to zero, select

Reset Trip.

• To set the maximum speed reading to zero, select Reset

Maximum Speed.

• To set the odometer reading to zero, select Reset

Odometer.

• To set all the readings to zero, select Reset All.

Tide, Current, and Celestial Information

Tide Station Information

You can view information about a tide station for a specific date

and time, including the tide height, and when the next high and

low tides will occur. By default, the chartplotter shows tide

information for the most recently viewed tide station and for the

present date and time.

Select Navigation Info > Tides & Currents > Tides.

Current Station Information

NOTE: Current station information is available with certain

detailed maps.

You can view information about a current station for a specific

date and time, including the current speed and level of the

current. By default, the chartplotter shows current information for

the most recently viewed current station and for the present date

and time.

Select Navigation Info > Tides & Currents > Currents.

Celestial Information

You can view information about sunrise, sunset, moonrise,

moonset, moon phase, and the approximate sky view location of

the sun and moon. The center of the screen represents the sky

overhead, and the outermost rings represent the horizon. By

default, the chartplotter shows celestial information for the

present date and time.

Select Navigation Info > Tides & Currents > Celestial.

16 Gauges and Almanac Data

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Garmin echoMAP 70dv Manual

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