Main Menu Features and Settings. Garmin GPS 73, GPS73

Time of Day: The time of day based on your current location and time settings (format, time zone, daylight saving time).

Timer: The current time of the countdown timer. You must be in the Sail Racing profile for this data to appear.

Time to Burn: The estimated time remaining before the start of the race.

Time to Destination: The estimated time remaining before you reach the destination. You must be navigating for this data to appear.

Time to Next: The estimated time remaining before you reach the next waypoint in the route. You must be navigating for this data to appear.

Time to S.Line: The estimated time remaining before you reach the starting line of the race.

To Course: The direction in which you must move to get back on the route. You must be navigating for this data to appear.

Trip Odometer: A running tally of the distance traveled since the last reset.

Trip Time - Moving: A running tally of the time spent moving since the last reset.

Trip Time - Stopped: A running tally of the time spent not moving since the last reset.

Trip Time - Total: A running tally of the total time spent moving and not moving since the last reset.

True Wind Angle: The angle of the wind relative to the water, referenced from the bow of the boat with a port or starboard angle up to 180 degrees. Your device must be connected to a NMEA 0183 device capable of acquiring the wind angle.

True Wind Speed: The true speed of the wind relative to the vessel. Your device must be connected to a NMEA 0183 device capable of acquiring the wind speed.

Turn: The angle of difference (in degrees) between the bearing to your destination and your current course. L means turn left. R means turn right. You must be navigating for this data to appear.

Velocity Made Good: The speed at which you are closing on a destination along a route. You must be navigating for this data to appear.

Waypoint at Dest.: The last point on the route to the destination. You must be navigating for this data to appear.

Waypoint at Next: The next point on the route. You must be navigating for this data to appear.

Wind Direction: The true direction of the wind relative to north.

Your device must be connected to a NMEA 0183 device capable of acquiring the wind direction.

Restoring Default Page Settings

1 Open a page for which you will restore the settings.

2 Select MENU > Restore Defaults.

Tack Assist

While cruising or racing into the wind, the tack assist feature can help you determine if your boat is being lifted or headed. When you calibrate tack assist, the device stores your boat's port and starboard wind direction

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courses over ground (COG), the mean true

, and the vessel's tack angle .

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The device uses this data to determine whether your boat is being lifted or headed due wind shifts.

NOTE: The device uses GPS-based course over ground to determine your course in the tack assist feature, and does not account for other factors that can affect your boat's direction, such as currents and tides.

Configuring Tack Assist Settings

1 Select Tack Assist.

2 Select an option.

• To calibrate the port and starboard tack assist, select Port or Starboard, and select SELECT.

• To manually enter the tack angle, select MENU > Tack

Angle, and enter the angle in degrees.

• To enter the true wind direction, select MENU > True

Wind Direction, and enter the true wind direction in degrees.

Speed History

Your device keeps a history of your speed trends over a specified duration of time. You can set up filters to view acceleration and deceleration trends for your activity.

Configuring the Speed History

1 Select Speed History.

2 Select an option.

• To set the interval of speed data collection, select MENU

> Time Duration.

• To set how the speed range is calculated, select MENU >

Speed Range and select the Automatic or Manual option.

• To set an existing speed filter or to create a custom speed filter, select MENU > Speed Filter and select the

Automatic or Manual option.

Main Menu Features and Settings

Satellite Page

The satellite page shows your current location, GPS accuracy, satellite locations, and signal strength.

Satellite Settings

From the satellite page, select MENU.

Track Up: Shows your current direction of travel toward the top of the screen.

North Up: Shows north toward the top of the screen.

Use Demo Mode: Allows you to turn the GPS off.

Additional Main Menu Tools

Select More Functions.

Active Route: Displays data such as high point, low point, and end point distance for the route you are currently navigating.

Alarm Clock: Sets an audible alarm.

Area Calculation: Calculates an area by perimeter.

Main Menu Features and Settings 5