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Configuring the position format, Restoring system settings to factory default, Display settings – Garmin GMI 20 User Manual

Page 7: Alarm settings, Viewing nmea 2000 settings, Nmea 2000 data type information, Registering your device

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Configuring the Position Format

NOTE: Do not change the position format or the map datum

unless you are using a map or chart that specifies a different

position format.
Position Format sets the position format in which a given

location reading appears. Map Datum sets the coordinate

system on which the map is structured.

1

Select

> Setup > System > Position.

2

Select an option:
• To change the position format in which a reading appears,

select Position Format.

• To change the coordinate system on which the map is

structured, select Map Datum.

Restoring System Settings to Factory Default

You can restore factory default settings for all system settings.

1

Select

> Setup > System > Factory Defaults.

2

Select Yes.

Display Settings

Select

> Setup > Display.

Color Mode: Sets the device to display day or night colors.
Configure Colors: Sets the color configuration for each color

mode. For day color mode, you can select a full color or high

contrast color configuration. For night color mode, you can

select a full color, red and black, or green and black color

configuration.

Backlight: Sets the backlight brightness.
Network Sharing: Shares color mode, color configuration, and

backlight settings with devices across the NMEA 2000

network.

Alarm Settings

Select

> System > Alarms.

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.

Surface Temperature: Sets an alarm to sound when the

transducer reports a temperature that is 1.1°C (2°F) above or

below the specified temperature.

Total Fuel Onboard: Sets an alarm to sound when the fuel

remaining (based on fuel-flow information from a fuel sensor)

reaches the specified level.

Engine Status: Sets an alarm to sound when an engine

indicates there is a problem.

Apparent Wind Speed: Sets an alarm to sound when the

apparent wind speed is at, above, or below the specified

speed.

True Wind Speed: Sets an alarm to sound when the true wind

speed is at, above, or below the specified speed.

Apparent Wind Angle: Sets an alarm to sound when the

apparent wind angle is at, greater than, or less than the

specified angle.

True Wind Angle: Sets an alarm to sound when the true wind

angle is at, greater than, or less than the specified angle.

Unit Voltage: Sets an alarm to sound when the battery voltage

reaches the specified level.

Anchor Drag: Sets an alarm to sound if the boat moves a

specified distance away from the point at which the GPS

received the coordinates from where the anchor was

dropped.

Total Rode Onboard: Sets an alarm to sound when the length

of rode deployed from the boat reaches a specified length.

Anchor Docking Dist.: Sets an alarm to sound when the length

of rode deployed is less than the specified length.

Viewing NMEA 2000 Settings

You can view information about NMEA 2000 devices and

change available device-specific options.

1

Select

> Setup > NMEA 2000 Devices.

2

Select an option:
• To view information about the device, such as the

software version and the serial number, select Device

List.

• To change the label of a device, select Label Devices.

NMEA 2000 Data Type Information

Each NMEA 2000 certified sensor provides unique information

to the NMEA 2000 certified display device, such as the GMI 20.

The data you can view on your display depends on the sensors

you have installed and configured. See the General NMEA 2000

Data Type Requirements topic in the Technical Reference for

Garmin NMEA 2000 Products manual at

www.garmin.com

/support

.

Registering Your Device

Help us better support you by completing our online registration

today.
• Go to

http://my.garmin.com

.

• Keep the original sales receipt, or a photocopy, in a safe

place.

Device Configuration

3