Garmin GPS 3 Manual

Once a TracBack has been activated, the GPS III will take one of the track logs cur-
rently stored in memory and divide it into route segments, called ‘legs’. Up to 30 track
log waypoints (labeled ‘T###’, e.g. ‘T001’) will be created to mark the most significant
features of the track log in order to duplicate your path as closely as possible. To gain
the most benefit from the TracBack feature, keep the following tips in mind:
• Always clear the track log at the point you want to return to (boat ramp,...

Route navigation allows you to manually create a sequence of intermediate way-
points which lead you to your final destination. The GPS III will store up to 20
reversible routes, with up to 30 waypoints in each route. Routes can be created and
modified by text entry (using the rocker keypad to enter waypoint names) or directly
from the map display. Using the map display allows you to see each route graphically
on-screen as you create, review, modify or navigate the route. All of the GPS III’s route...

To create a route from the map display:
1. Press MENU twice to display the Main Menu.
2. Highlight ‘Routes’ and press ENTER. The Route List is displayed, showing all routes
stored in memory.
3. Press MENU to display the Route Options.
4. Highlight ‘New Route ’ and press ENTER. The GPS III creates a route called 
‘EMPTY- 1’. (The name changes as you add waypoints to the route, so make note of 
the route name for future reference.)
5. Press MENU to display the New Route Options and highlight ‘Show Map’.
6....

The GPS III’s Route List displays all the routes currently stored in memory, 
along with a descriptive name for each route. Once a route has been created, it can
be activated and used for navigation from the Route List. A route may be followed in
the same sequence as it was originally created, or you can invert the route and nav-
igate from the end waypoint back to the beginning waypoint.
To activate a route:
1. Press MENU twice to display the Main Menu.
2. Highlight ‘Routes’ and press ENTER. The Route...

3. Highlight the desired route and press ENTER to display the Route Plan Page.
4. Highlight the name field and press ENTER to begin editing.
5. Use the rocker keypad to enter the desired name and press ENTER when finished.
Route Editing
Once a route is added to memory you can review and/or edit the route from the
Route Plan Page. The Route Plan Page shows the sequence of waypoints for the select-
ed route and provides additional options to display the route layout on the map dis-
play, insert waypoints,...

6. To edit the route from the map display, press MENU from the Route Plan Page. 
Highlight ‘Show Map’ and press ENTER. Use the rocker keypad to place the cursor on 
the desired waypoint and press MENU. A pop-up menu appears. Select the desired
option and press ENTER. If ‘Move’ is selected, move the cursor to the desired location
and press ENTER to accept the change.
Route Planning
The Route Plan Page also displays trip planning information for each leg or the
entire route.  Available information includes...

When a route is highlighted on the Route List, additional functions are available
from the Route Options.
To display the Route Options, press MENU (with the Route List 
displayed).
The following options are available:
New Route— allows you to create a new route, as described on page 54.
Activate Route— allows you to navigate the route in the same sequence it was 
originally created, as described on page 56.
Copy— allows you to copy the selected route to a new route. The copy function 
can be used to save...

Delete All— allows you to remove all routes from memory. The waypoints con-
tained in all stored routes will remain in memory, but not as part of any route.
To delete all routes from memory:
1. Highlight ‘Delete All’ and press ENTER. A confirmation page will appear.
2. Press ENTER to delete all routes (or QUIT to cancel). 
Active Route Page
The last page appearing in the main sequence (using the PAGE or QUIT keys) is
the Active Route Page. Whenever you have activated a route, GOTO, MOB or
TracBack, the...

Many features of the GPS III are menu driven. Each of the main pages has an
options menu, allowing you to custom tailor the corresponding page to your prefer-
ences and/or select special features which specifically relate to that page.
To display the Active Route Page Options, press MENU (with the Active
Route Page displayed).
The following options are available:
Show Map— allows you to view the area around the active route. When select-
ed, ‘Show Map’ will show the map display centered around the first...

Deactivate— cancels navigation of the route you are currently using.
Invert— reactivates the current route in reverse order and navigates from the end
waypoint back to the beginning waypoint. See page 57.
Insert Wpt— allows you to insert an additional waypoint into the route, directly
in front of the currently highlighted waypoint in the route. If no route waypoint
is highlighted, this option is not available. See page 57 for route editing info.
Remove Wpt— removes the currently highlighted waypoint from...