Graco GPS Receiver 78 User Manual

®
GPSMAP 78 series  
owner’s manual  
for use with the GPSMAP 78, GPSMAP  
78S, and GPSMAP 78Sc  
 
Restoring Default Page  
Table of Contents  
Settings................................. 12  
Map.......................................... 12  
Compass ................................. 14  
Using the Compass................. 15  
Using Sight ‘N Go.................... 15  
Elevation Plot........................... 16  
Opening the Main Menu.......... 17  
Trip Computer.......................... 18  
Getting Started.................... 1  
Manual Conventions.................. 1  
Device Overview........................ 2  
Battery Information.................... 3  
Installing the Batteries............... 3  
Turning the Device On or Off..... 3  
Acquiring Satellite Signals......... 4  
Buttons ...................................... 4  
Main Menu Features and  
Navigating with Waypoints  
and Routes.......................... 6  
Waypoints.................................. 6  
Routes....................................... 7  
Additional Maps......................... 9  
Settings ............................. 19  
Geocaches .............................. 19  
Share Wirelessly...................... 19  
Proximity Alarms...................... 20  
Profile Change......................... 20  
Area Calculation...................... 20  
Satellite.................................... 21  
Additional Main Menu Tools..... 21  
Tracks................................ 10  
About Tracks............................ 10  
Navigating a Saved Track.........11  
Customizing Your Device 23  
Customizing Data Fields.......... 23  
Data Field Options................... 23  
System Settings....................... 27  
Using the Main Pages ...... 12  
Customizing the Data Fields.... 12  
 
Display Settings....................... 28  
Setting Up Tones ..................... 28  
Marine Settings........................ 28  
Setting up Marine Alarms ........ 29  
Resetting Data......................... 30  
Changing the Page  
Contacting Garmin Product  
Support ................................. 35  
Using the Backlight.................. 36  
Specifications .......................... 36  
Maximizing Battery Life ........... 37  
About the Batteries.................. 38  
Buying Optional Accessories... 38  
Using Optional Fitness  
Sequence.............................. 30  
Customizing the Unit  
Settings................................. 31  
Time Settings........................... 31  
Position Format Settings ......... 31  
Altimeter Settings .................... 32  
Geocache Settings.................. 33  
Routing Settings...................... 33  
Fitness..................................... 34  
Profiles..................................... 34  
Accessories........................... 39  
Data Management................... 40  
Attaching the Wrist Strap......... 43  
Caring for the Device............... 44  
Troubleshooting....................... 45  
Index.................................. 47  
Appendix ........................... 35  
Registering Your Device.......... 35  
Updating the Software............. 35  
Viewing Important Device  
Information............................ 35  
 
Getting Started  
Manual Conventions  
Getting Started  
When you are instructed to press  
something, use the buttons on the unit.  
Use the Rocker to select something  
in a list, and then press ENTER. See  
page 5.  
WARNING  
See the Important Safety and Product  
Information guide in the product  
box for product warnings and other  
important information.  
The small arrows (>) used in the text  
indicate that you should select a series  
of items in order, for example, “Select  
Delete > Yes.”  
When using your device the first time,  
you should complete the following  
tasks to set up the device and get to  
know the basic features.  
1. Install the batteries (page 3).  
2. Turn on the device (page 3).  
3. Acquire satellites (page 4).  
4. Mark a waypoint (page 6).  
5. Navigate a route (page 8).  
6. Record a track (page 10).  
7. Calibrate the compass (page 14).  
GPSMAP 78 Series Owner’s Manual  
1
 
Getting Started  
Device Overview  
MCX connector for  
external GPS antenna  
(under weather cap)  
Internal  
antenna  
Serial port  
(under weather  
cap)  
mini-USB port  
(under weather  
cap)  
Buttons  
Display  
Battery  
compartment  
microSD™  
card slot  
(under  
batteries)  
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GPSMAP 78 Series Owner’s Manual  
 
 
Getting Started  
Battery Information  
Turning the Device On or  
Off  
The device operates on two AA  
batteries. Use alkaline, NiMH, or  
lithium batteries. Use precharged  
NiMH or lithium batteries for best  
results (page 38).  
Press and hold  
.
Setting Your Language  
1. Turn on the unit.  
2. Use the Rocker to select a  
language.  
Installing the Batteries  
1. Slide the latch on the back of the  
device, and remove the battery  
cover.  
2. Insert the batteries, observing  
polarity.  
3. Replace the battery cover.  
For best results, after you install new  
batteries, update the battery type in the  
system settings (page 37).  
GPSMAP 78 Series Owner’s Manual  
3
 
     
Getting Started  
Acquiring Satellite  
Signals  
Buttons  
It may take 30 to 60 seconds to acquire  
signals.  
1. Go outdoors to an open area.  
2. If necessary, turn on the device.  
3. Wait while the device searches for  
satellites.  
A question mark flashes while the  
device determines your location.  
Button  
Description  
FIND/MOB  
Press FIND to open the  
search menu.  
4. Quickly press  
to open the  
backlight status page.  
Press and hold MOB  
(man overboard function)  
to store your current  
location as a waypoint  
and begin navigation to  
that point.  
The GPS bars indicate satellite  
strength. When the bars are green, the  
device has acquired satellite signals.  
Press and hold  
to  
turn the device on and  
off.  
Quickly press  
to  
open the backlight status  
page.  
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GPSMAP 78 Series Owner’s Manual  
 
   
Getting Started  
Press up, down, right,  
and left to select menu  
options and to move the  
map cursor.  
QUIT  
Press QUIT to cancel  
or return to the previous  
menu or page.  
Rocker  
PAGE  
MENU  
Press PAGE to scroll  
through the main pages  
(page 12).  
+
-
Press + to zoom in on  
the map.  
Press MENU to open  
the options menu for the  
page that is currently  
open.  
Press - to zoom out on  
the map.  
Press MENU twice to  
open the main menu  
(from any page).  
ENTER/  
MARK  
Press ENTER to select  
options and acknowledge  
messages.  
Press and hold MARK  
to save your current  
location as a waypoint.  
GPSMAP 78 Series Owner’s Manual  
 
5
   
Navigating with Waypoints and Routes  
Editing a Waypoint  
Before you can edit a waypoint, you  
must create a waypoint.  
Navigating with  
Waypoints and Routes  
1. From the main menu, select  
Waypoints  
Waypoints are locations you record and  
store in the device.  
Waypoint Manager.  
2. Select a waypoint.  
3. Select an attribute (such as the  
name or location).  
Creating Waypoints  
1. From any page, press and hold  
MARK.  
4. Enter the new information.  
5. Select Done.  
2. Select Done.  
Deleting a Waypoint  
1. From the main menu, select  
Waypoint Manager.  
Navigating to a Waypoint Using  
the Search Menu  
You can use the search menu to quickly  
find waypoints, tracks, routes, and  
coordinates that you have saved.  
2. Select a waypoint.  
3. Press MENu.  
4. Select Delete.  
1. From any page, press FIND.  
2. Select Waypoints.  
3. Select a waypoint.  
4. Select Go.  
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GPSMAP 78 Series Owner’s Manual  
 
   
Navigating with Waypoints and Routes  
Editing the Name of a Route  
1. From the main menu, select Route  
Planner.  
Routes  
A route is a sequence of waypoints that  
leads you to your final destination.  
2. Select a route.  
Creating a Route  
3. Select Change Name.  
4. Enter the new name.  
5. Select Done.  
1. From the main menu, select Route  
Planner > Create Route > Select  
First Point.  
2. Select a category.  
Editing a Route  
1. From the main menu, select Route  
Planner.  
3. Select the first point in the route.  
4. Select use.  
2. Select a route.  
5. Select Select Next Point.  
3. Select Edit Route.  
4. Select a point.  
6. Repeat steps 2–5 until the route is  
complete.  
5. Select an option:  
A route must contain at least two  
points.  
Review—shows the point on  
the map.  
7. Press quIT to save the route.  
Move Down (or up)—changes  
the order of the point on the  
route.  
GPSMAP 78 Series Owner’s Manual  
7
 
 
Navigating with Waypoints and Routes  
Insert—adds an additional  
point on the route.  
3. Select a route.  
4. Select Go.  
The additional point is inserted  
before the point you are editing.  
Viewing the Active Route  
1. From the main menu, select Active  
Route.  
Remove—removes the point  
from the route.  
2. Select a point in the route to view  
additional details.  
Viewing a Route on the Map  
1. From the main menu, select Route  
Planner.  
Stopping Navigation of a Route  
1. From any page, press FIND.  
2. Select a route.  
2. Select Stop Navigation.  
3. Select View Map.  
Navigating a Reverse Route  
1. From the main menu, select Route  
Planner.  
Deleting a Route  
1. From the main menu, select Route  
Planner.  
2. Select a route.  
2. Select a route.  
3. Select Reverse Route.  
4. Select the route again.  
5. Select View Map.  
6. Select Go.  
3. Select Delete Route.  
Navigating a Route  
1. Press FIND.  
2. Select Routes.  
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GPSMAP 78 Series Owner’s Manual  
 
   
Navigating with Waypoints and Routes  
6. Enter the house number.  
7. Enter the street.  
Additional Maps  
To purchase preloaded detailed map  
data cards, go to http://buy.garmin.com  
or contact your Garmin dealer.  
8. Select Go.  
Finding Marine Services  
1. Press FIND.  
Finding an Address with City  
Navigator®  
2. Select Marine Services.  
3. Select a category.  
4. Select a destination.  
5. Select Go.  
You can use optional City Navigator  
maps to search for addresses, cities,  
and other locations. The detailed maps  
contain millions of points of interest,  
such as restaurants, hotels, and auto  
services.  
1. Press FIND.  
2. Select Addresses.  
3. Enter the country.  
4. Enter the city or postal code.  
NOTE: Not all map data provides  
postal code searching.  
5. Select the city.  
GPSMAP 78 Series Owner’s Manual  
9
 
 
Tracks  
4. Select an option:  
Tracks  
Distance—records tracks at a  
specified distance.  
About Tracks  
Your Garmin device records a track log  
while you are moving. You can save  
these tracks and navigate to them later.  
Time–records tracks at a  
specified time.  
Auto—records tracks at a  
variable rate to create an  
optimum representation of your  
tracks.  
You can view archived or loaded tracks  
by selecting Track Manager from the  
main menu.  
5. Select Recording Interval.  
Managing Track Log Recording  
1. From the main menu, select Setup  
> Tracks > Track Log.  
6. Select an option to record tracks  
more or less often.  
NOTE: Using the Most Often  
interval provides the most track  
detail and fills up the device  
memory quicker.  
2. Select Record, Do Not Show or  
Record, Show On Map.  
If you select Record, Show On  
Map, a line on the map indicates  
your track.  
3. Select Record Method.  
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GPSMAP 78 Series Owner’s Manual  
 
   
Tracks  
Viewing the Current Track  
The track being recorded is called the  
current track.  
Clearing the Current Track  
From the main menu, select Setup  
> Reset > Clear Current Track >  
Yes.  
1. From the main menu, select Track  
Manager > Current Track.  
Deleting a Track  
1. From the main menu, select Track  
Manager.  
2. Select an option:  
View Map—shows the current  
track on the map.  
2. Select a track.  
3. Select Delete > Yes.  
Elevation Plot—shows the  
elevation plot (page 16) for the  
current track.  
Navigating a Saved Track  
You must record and save a track  
(page 11) before you can navigate  
using it.  
Saving the Current Track  
1. From the main menu, select Track  
Manager > Current Track.  
1. Press FIND.  
2. Select what you want to save:  
2. Select Tracks.  
3. Select a saved track.  
4. Select Go.  
Save Track—saves the entire  
active track.  
Save Portion—allows you to  
select a portion of the current  
track to save.  
GPSMAP 78 Series Owner’s Manual  
 
11  
   
Using the Main Pages  
Map  
Using the Main Pages  
The position icon represents your  
location on the map. As you travel,  
the position icon moves and leaves a  
track log (trail). Waypoint names and  
symbols also appear on the map.  
The information needed to operate this  
device is found on the following pages:  
map, compass, main menu, and trip  
computer.  
Customizing the Data  
Fields  
You can customize the data fields that  
appear on the main pages. For data  
field descriptions, see page 23.  
Changing the Map Orientation  
1. From the map, press MENu.  
2. Select Setup Map > Orientation.  
3. Select an orientation:  
Select North up to show north  
at the top of the page.  
1. From a main page, press MENu.  
2. Select Change Data Fields.  
3. Select a data field.  
Select Track up to show your  
current direction of travel at the  
top of the page.  
4. Follow the on-screen instructions.  
Select Automotive Mode to  
show a perspective view.  
Restoring Default Page  
Settings  
1. From a main page, press MENu.  
2. Select Restore Defaults.  
3. Press ENTER.  
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GPSMAP 78 Series Owner’s Manual  
 
     
Using the Main Pages  
Guidance Text—allows you to  
select when to show guidance text  
on the map.  
Measuring Distance  
You can move the cursor around the  
map to measure distance from the  
current location.  
Advanced Map Setup  
Auto Zoom—automatically  
selects the appropriate zoom  
level for optimal use on your  
map. When Off is selected, you  
must zoom in or out manually.  
1. From the map, press MENu.  
2. Select Measure Distance.  
The device automatically begins  
measuring from your current  
location.  
Zoom Levels—map items  
draw or appear at or below the  
selected zoom level.  
3. Move the cursor to a point you  
want to measure to.  
The distance appears at the top of  
the page.  
Text Size—allows you to select  
the text size for map items.  
4. Press quIT to stop measuring.  
Detail—allows you to select the  
amount of map data displayed  
on the device.  
Map Setup Options  
From the map, press MENu, and  
select Setup Map.  
NOTE: Higher detail settings  
may cause the map to redraw  
slowly.  
Map Orientation—allows you to  
select how the map is displayed  
(page 12).  
Shaded Relief—shows detail relief  
on the map (if available) or turns  
off shading.  
GPSMAP 78 Series Owner’s Manual  
 
13  
 
Using the Main Pages  
Map Information—allows you to  
enable or disable the maps currently  
loaded on the device. To purchase  
additional maps, see page 38.  
Calibrating the Compass  
notice  
Calibrate the electronic compass  
outdoors. Do not stand near objects that  
influence magnetic fields, such as cars,  
buildings, or overhead power lines.  
Compass  
When navigating to a destination,  
the bearing pointer points to your  
destination, regardless of the direction  
you are moving. When the bearing  
pointer points toward the top of the  
electronic compass, you are traveling  
directly toward your destination. If  
it points any other direction, turn  
toward that direction until the arrow is  
pointing toward the top of the compass.  
NOTE: The three-axis compass is  
available only with the GPSMAP 78S  
and GPSMAP 78Sc.  
You should calibrate the compass after  
moving long distances, experiencing  
temperature changes, or changing the  
batteries.  
1. From the compass, press MENu.  
2. Select Calibrate Compass > Start.  
3. Follow the on-screen instructions.  
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GPSMAP 78 Series Owner’s Manual  
 
   
Using the Main Pages  
4. Use the compass to navigate to the  
object.  
Using the Compass  
You can use the compass to navigate an  
active route.  
Compass Setup Options  
From the compass, press MENu, and  
select Setup Heading.  
1. Press PAGE.  
2. Hold the device level.  
Display—shows the type of  
directional heading on the compass:  
3. Follow the bearing pointer to  
your destination.  
Directional Letters—sets the  
compass reading to directional  
letters (N, S, E, W).  
Using Sight ‘N Go  
NOTE: Sight ‘N Go is available only  
with the GPSMAP 78S and GPSMAP  
78Sc.  
Numeric Degrees—sets the  
compass reading to degrees  
(0°–359°).  
You can point the device at an object in  
the distance, such as a lighthouse, lock  
in the direction, and then navigate to  
the object.  
Mils—sets the compass reading  
to mils (0 mils–6399 mils).  
North Reference—sets the north  
reference of the compass:  
1. From the main menu, select Sight  
‘N Go.  
True—sets true north as the  
heading reference.  
2. Point the device at an object.  
Magnetic—automatically sets  
the magnetic declination for  
your location.  
3. Select Lock Direction > Set  
Course.  
GPSMAP 78 Series Owner’s Manual  
15  
 
 
Using the Main Pages  
Grid—sets grid north as the  
heading reference (0°).  
Elevation Plot  
NOTE: The elevation plot page is  
available only with the GPSMAP 78S  
and GPSMAP 78Sc.  
user—sets the magnetic  
variation value.  
Go To Line/Pointer—allows  
you to select how the course is  
displayed.  
Calibrating the Barometric  
Altimeter  
You can manually calibrate the  
barometric altimeter if you know  
the correct elevation or the correct  
pressure.  
Bearing (Small/Large) indicates  
the direction to your destination.  
Course indicates your  
relationship to a course line  
leading to a destination.  
1. From the elevation plot, press  
MENu.  
Compass—allows you to switch  
from an electronic compass to  
a GPS compass when you are  
traveling at a higher rate of speed  
for a set period of time, or turns the  
compass off.  
2. Select Calibrate Altimeter.  
3. Follow the on-screen instructions.  
Select To Begin—starts the  
compass calibration (page 14).  
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GPSMAP 78 Series Owner’s Manual  
 
     
Using the Main Pages  
Reset—resets the elevation plot  
data:  
Elevation Plot Setup Options  
From the elevation plot, press MENu.  
Reset Trip Data—resets all  
trip data.  
Change Plot Type—sets the type  
of data shown on the elevation plot:  
Delete All Waypoints—deletes  
all saved waypoints.  
Elevation/Time—records  
elevation changes over a period  
of time.  
Clear Current Track—deletes  
the track log.  
Elevation/Distance—records  
elevation changes over a  
distance.  
Restore Defaults—restores the  
device to factory settings.  
Calibrate Altimeter—see page 16.  
Barometric Pressure—records  
barometric pressure over a  
period of time.  
Opening the Main Menu  
Ambient Pressure—records  
ambient pressure changes over a  
period of time.  
The main menu gives you access to  
setup screens including waypoints,  
tracks, and routes. See page 19 for  
main menu settings pages.  
Adjust Zoom Ranges—adjusts  
the zoom ranges shown on the  
elevation plot page.  
From any page, press MENu  
twice.  
GPSMAP 78 Series Owner’s Manual  
 
17  
 
Using the Main Pages  
Change Dashboard—changes the  
theme and information displayed on  
the dashboard.  
Trip Computer  
The trip computer displays your current  
speed, average speed, maximum  
speed, trip odometer, and other helpful  
statistics.  
NOTE: Your customized settings  
are remembered by the dashboard,  
and will not be lost when you  
change profiles (page 20).  
Trip Computer Setup Options  
From the trip computer, press MENu.  
Reset—resets all the trip  
computer values to zero. For  
accurate information, reset the trip  
information before beginning a trip.  
Big Numbers—changes the size  
of the numbers shown on the trip  
computer page.  
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GPSMAP 78 Series Owner’s Manual  
 
 
Main Menu Features and Settings  
Navigating to a Geocache  
1. From the main menu, select  
Geocaches.  
Main Menu Features  
and Settings  
2. Select Find a Geocache.  
3. Select a geocache.  
4. Select Go.  
Geocaches  
Geocaching is a type of treasure  
hunting, in which geocachers seek  
hidden treasures using GPS coordinates  
posted on the Internet by those hiding  
the geocache.  
Share Wirelessly  
NOTE: The share wirelessly feature is  
available only with the GPSMAP 78S  
and GPSMAP 78Sc.  
Downloading Geocaches  
1. Register your device (page 35).  
Your device can send or receive data  
when connected to another compatible  
device. You must be within 10 feet  
(3 m) of the compatible Garmin device.  
2. Connect your device to your  
computer (page 40).  
Sending and Receiving Data  
1. From the main menu, select Share  
Wirelessly.  
4. Download the Garmin  
Communicator plug in.  
2. Select Send or Receive.  
6. Follow the on-screen instructions  
to download geocaches to your  
device.  
3. Follow the on-screen instructions.  
GPSMAP 78 Series Owner’s Manual  
19  
 
   
Main Menu Features and Settings  
Setting a Profile  
1. From the main menu, select Profile  
Change.  
Proximity Alarms  
Proximity alarms alert you when you  
are approaching a predetermined area.  
Your current profile is indicated on  
the page.  
Setting a Proximity Alarm  
1. From the main menu, select  
Proximity Alarms.  
2. Select a profile.  
2. Select Create New.  
3. Select a category.  
4. Select a point.  
5. Select use.  
Area Calculation  
Calculating the Size of an Area  
1. From the main menu, select Area  
Calculation > Start.  
2. Walk around the perimeter of the  
area you want to calculate.  
6. Enter a radius.  
7. Select Done.  
3. Select Calculate when finished.  
Profile Change  
After you calculate the area, you can  
save the track to your device and  
change the unit of measure.  
When you are using a profile and you  
change settings such as data fields,  
units of measurement, or position  
settings, they are saved automatically  
as part of the profile you are using.  
For more information about  
customizing your profile, see page 34.  
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GPSMAP 78 Series Owner’s Manual  
 
   
Main Menu Features and Settings  
Set Location On Map—allows  
you to mark your current location  
on the map. This option is available  
only when you turn off GPS. You  
can use this location to create routes  
or search for saved locations.  
AutoLocate® Position—calculates  
your GPS position using the  
Garmin AutoLocate feature.  
Satellite  
The satellite page shows your current  
location, GPS accuracy, satellite  
locations, and signal strength.  
Satellite Settings  
From the satellite page, press MENu.  
use With GPS On—allows you to  
turn the GPS on and off.  
Track up—indicates whether  
satellites are shown with rings  
oriented with North toward the top  
of the screen or oriented with your  
current track toward the top of the  
screen.  
Additional Main Menu  
Tools  
Calendar—displays a calendar.  
Calculator—displays a calculator.  
Sun and Moon—displays sunrise  
and sunset times along with the  
moon phase.  
Single Color—allows you to  
select whether the satellite page is  
displayed in multicolor or single  
color.  
GPSMAP 78 Series Owner’s Manual  
 
21  
 
Main Menu Features and Settings  
Alarm Clock—sets an audible  
alarm. If you are not currently using  
the device, you can set the device to  
turn on at a specific time.  
Hunt and Fish—displays the  
predicted best dates and times for  
hunting and fishing at your current  
location.  
Stopwatch—allows you to use a  
timer, mark a lap, and time laps.  
Waypoint Averaging—allows you  
to refine a waypoint location with  
multiple samples to achieve the  
most-accurate location possible.  
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GPSMAP 78 Series Owner’s Manual  
 
 
Customizing Your Device  
Data Field  
Description  
Customizing Your  
Device  
**Ambient  
Pressure  
The uncalibrated  
environmental  
pressure.  
**Ascent -  
Average  
The average vertical  
distance of ascent.  
Customizing Data Fields  
You can customize the data fields  
displayed on each main page.  
**Ascent -  
Maximum  
The maximum ascent  
rate in feet/meters per  
minute.  
1. From a main page, press MENu.  
2. Select Change Data Fields.  
3. Select a data field.  
**Ascent - Total  
**Barometer  
The total elevation  
distance ascended.  
The calibrated current  
pressure.  
4. Follow the on-screen instructions.  
Battery Level  
Bearing  
The remaining battery  
power.  
Data Field Options  
** Available only with the  
GPSMAP 78S and GPSMAP 78Sc.  
The direction from your  
current location to a  
destination.  
**Cadence  
(cadence  
accessory  
required)  
Revolutions of the  
crank arm or strides  
per minute.  
Data Field  
Description  
Accuracy of GPS The margin of error for  
your exact location.  
For example, your  
Course  
The direction from your  
starting location to a  
destination.  
GPS location is  
accurate to within  
+/- 12 feet.  
GPSMAP 78 Series Owner’s Manual  
23  
 
   
Customizing Your Device  
Data Field  
Description  
Data Field  
Description  
Depth  
The depth of the water.  
Requires a connection  
to a NMEA 0183  
ETA at Destination The estimated time of  
day you will reach your  
final destination.  
depth-capable device  
to acquire data  
(page 27).  
ETA at Next  
The estimated time of  
day you will reach the  
next waypoint on the  
route.  
**Descent  
- Average  
The average vertical  
distance of descent.  
Glide Ratio  
The ratio of horizontal  
distance traveled to  
the change in vertical  
distance.  
**Descent  
- Maximum  
The maximum descent  
rate in feet/meter per  
minute.  
**Descent - Total The total elevation  
distance descended.  
Glide Ratio To  
Dest.  
The glide ratio required  
to descend from  
your current position  
and elevation to the  
destination elevation.  
Distance to Dest. The distance to your  
final destination.  
Distance to Next  
The remaining  
GPS Signal  
Strength  
The strength of the  
GPS signal.  
distance to the next  
waypoint on the route.  
Heading  
The direction you are  
moving.  
Elevation  
The altitude of your  
current location above  
or below sea level.  
**Heart Rate  
Your heart rate in beats  
(heart rate monitor per minute (bpm).  
required)  
**Elevation  
- Maximum  
The highest elevation  
reached.  
**Elevation  
- Minimum  
The lowest elevation  
reached.  
24  
GPSMAP 78 Series Owner’s Manual  
 
 
Customizing Your Device  
Data Field  
Description  
Data Field  
Description  
Location (lat/lon) Displays the current  
position in the default  
position format  
Speed - Maximum The maximum speed  
reached since last  
reset.  
regardless of the  
selected settings. .  
Speed - Moving  
Avg.  
The average speed  
of the device while  
moving since last  
reset.  
Location  
(selected)  
Displays the current  
position in the selected  
position format.  
Speed - Overall  
Avg.  
Your average speed  
since last reset.  
Odometer  
Off Course  
A running tally of  
distance traveled for  
all trips.  
Sunrise  
The time of sunrise  
based on your GPS  
position.  
The distance to the left  
or the right by which  
you have strayed from  
the original path of  
travel.  
Sunset  
The time of sunset  
based on your GPS  
position.  
Temperature  
- Water  
The temperature of  
the water. Requires a  
connection to a NMEA  
0183 temperature-  
capable device to  
Pointer  
Speed  
The data field arrow  
points in the direction  
of the next waypoint  
or turn.  
The current rate of  
speed at which you  
are moving since last  
reset.  
acquire data (page 27).  
Time of Day  
The current time of  
day based on your  
time settings (format,  
time zone, and daylight  
saving time).  
GPSMAP 78 Series Owner’s Manual  
 
25  
 
Customizing Your Device  
Data Field  
Description  
Data Field  
Description  
Time to  
Destination  
The estimated time  
needed to reach your  
final destination.  
Turn  
The angle of difference  
(in degrees) between  
the bearing to your  
destination and your  
current course. L  
Time to Next  
The estimated time  
needed until you reach  
the next waypoint on  
the route.  
means turn left. R  
means turn right.  
Velocity Made  
Good  
The speed at which  
you are closing on a  
destination along a  
route.  
To Course  
The direction in which  
you must move to  
return to the route.  
Trip Odometer  
A running tally of the  
distance traveled since  
the last reset.  
Vert. Speed to  
Dest.  
The measurement of  
your rate of ascent  
or descent to a  
Trip Time - Moving A running tally of time  
since the last reset.  
predetermined altitude.  
Vertical Speed  
Your rate of altitude  
gain or loss over time.  
Trip Time  
- Stopped  
The time spent not  
moving since the last  
reset.  
Waypoint at Dest. The last point on  
a route to your  
Trip Time - Total  
A running tally of  
distance traveled since  
the last reset.  
destination.  
Waypoint at Next The next point on your  
route.  
26  
GPSMAP 78 Series Owner’s Manual  
 
Customizing Your Device  
Garmin Serial—Garmin  
proprietary format used to  
provide PVT protocol data.  
System Settings  
From the main menu, select Setup >  
System.  
NMEA In/Out—provides  
standard NMEA 0183 output  
and input.  
GPS—sets the GPS to Normal,  
WAAS/EGNOS (Wide Area  
Augmentation System/European  
Geostationary Navigation Overlay  
Service), or Demo Mode (GPS off).  
For information about WAAS, go to  
.html.  
Text Out—provides simple  
ASCII text output of location  
and velocity information.  
RTCM Radio Technical  
Commission for Maritime  
Services—allows the device  
to accept DGPS Differential  
Global Positioning System  
information from a device  
supplying RTCM data in an  
SC-104 format.  
Language—sets the text language  
on the device.  
NOTE: Changing the text language  
does not change the language of  
user-entered data or map data, such  
as street names.  
Battery Type—allows you to select  
the type of battery you are using.  
Interface—sets the format of the  
serial interface:  
GPSMAP 78 Series Owner’s Manual  
 
27  
 
Customizing Your Device  
Display Settings  
From the main menu, select Setup >  
Display.  
Marine Settings  
From the main menu, select Setup >  
Marine.  
Backlight Timeout—see page 38.  
Battery Save—see page 37.  
Marine Chart Mode—allows you  
to select a nautical chart or a fishing  
chart:  
Colors—sets the colors used on the  
device screens.  
Nautical—displays various map  
features in different colors so  
that the marine POIs are more  
readable. The nautical chart  
reflects the drawing scheme of  
paper charts.  
Main, Setup, Find Style—allows  
you to select how the main menu,  
setup menu, and search menu  
appear.  
Screen Capture—allows you to  
take screen captures on the device.  
Fishing—(requires marine  
maps) displays a detailed view  
of bottom contours and depth  
soundings. Simplifies map  
presentation for optimal use  
while fishing.  
Setting Up Tones  
Your Garmin device allows you to  
customize the key tones, message  
beeps, or turn off tones.  
From the main menu, select Setup  
> Tones.  
28  
GPSMAP 78 Series Owner’s Manual  
 
 
Customizing Your Device  
Spot Soundings—allows you to  
turn spot soundings on and set  
dangerous depths.  
Setting up Marine Alarms  
Setting the Anchor Drag Alarm  
You can set an alarm to sound when  
you exceed a specified drift distance  
while anchored.  
Light Sectors—displays the sector  
in which a navigational light is  
visible. You can select On to show  
light sectors at all times, or you can  
select Auto to allow the chartplotter  
to automatically filter out light  
sectors depending on the zoom  
level.  
1. From the main menu, select Setup  
> Marine Settings.  
2. Select Anchor Drag Alarm > On.  
3. Enter a distance.  
4. Select Done.  
Symbol Set—allows you to show  
NOAA or IALA symbols on the  
map.  
Setting the Off Course Alarm  
You can set an alarm to sound when  
you are off course by a specified  
distance.  
Marine Alarm Setup—sets the  
anchor drag alarm, off course  
alarm, deep water alarm, and  
shallow water alarm.  
1. From the main menu, select Setup  
> Marine Settings.  
2. Select Off Course Alarm > On.  
3. Enter a distance.  
4. Select Done.  
GPSMAP 78 Series Owner’s Manual  
 
29  
 
Customizing Your Device  
1. From the main menu, select Setup  
> Reset.  
Setting the Deep Water or  
Shallow Water Alarm  
1. From the main menu, select Setup  
> Marine > Marine Alarm Setup.  
2. Select an item to reset.  
Changing the Page  
Sequence  
2. Select Shallow Water > On to set  
an alarm to sound when the depth is  
less than the specified value.  
3. Enter the depth that triggers the  
shallow water alarm.  
4. Select Done.  
5. Select Deep Water > On to set an  
alarm to sound when the depth is  
greater than the specified value.  
6. Enter the depth that triggers the  
deep water alarm.  
1. From the main menu, select Setup  
> Page Sequence.  
7. Select Done.  
2. Select a page.  
Resetting Data  
You can reset trip data, delete all  
waypoints, clear the current track, or  
restore default values.  
3. Select Move.  
4. Move the page up or down the list.  
5. Press ENTER.  
30  
GPSMAP 78 Series Owner’s Manual  
 
 
Customizing Your Device  
4. Repeat steps 2–3 for each setting  
you want to customize.  
Adding a Page  
1. From the main menu, select Setup  
> Page Sequence.  
Time Settings  
2. Select Add Page.  
From the main menu, select Setup >  
Time.  
3. Select a page to add.  
Removing a Page  
1. From the main menu, select Setup  
> Page Sequence.  
Time Format—allows you to  
select a 12-hour or a 24-hour  
display time.  
2. Select a page.  
3. Select Remove.  
4. Press ENTER.  
Time Zone—allows you to select  
the time zone for the device. You  
can select Automatic to set the  
time zone automatically based on  
your GPS position.  
Customizing the Unit  
Settings  
You can customize units of measure for  
distance and speed, elevation, depth,  
temperature, and pressure.  
Position Format Settings  
NOTE: Do not change the position  
format or the map datum coordinate  
system unless you are using a map or  
chart that specifies a different position  
format.  
1. From the main menu, select Setup  
> units.  
2. Select a setting.  
From the main menu, select Setup >  
Position Format.  
3. Select a unit for the setting.  
GPSMAP 78 Series Owner’s Manual  
31  
 
 
Customizing Your Device  
Position Format—sets the position  
format in which a given location  
reading appears.  
barometer functions while you  
are stationary.  
Pressure Trending  
Map Datum—sets the coordinate  
system on which the map is  
structured.  
Save When Power On—  
records pressure data only when  
the device is turned on. This  
can be useful when you are  
watching for pressure fronts.  
Map Spheroid—shows the  
coordinate system the device is  
using. The default coordinate  
system is WGS 84.  
Save Always—records pressure  
data every 15 minutes, even  
when the device is turned off.  
Altimeter Settings  
From the main menu, select Setup >  
Altimeter.  
Plot Type  
Elevation/Time—records  
elevation changes over a period  
of time.  
Auto Calibration—the altimeter  
to self-calibrates each time you turn  
the device on.  
Elevation/Distance—records  
elevation changes over a  
distance.  
Barometer Mode  
Variable Elevation—the  
barometer functions while you  
are moving.  
Barometric Pressure—records  
barometric pressure over a  
period of time.  
Fixed Elevation—the  
32  
GPSMAP 78 Series Owner’s Manual  
 
 
Customizing Your Device  
On Road For Time—calculates  
on-road routes that require  
minimal time to drive.  
Ambient Pressure—records  
ambient pressure changes over a  
period of time.  
On Road For Distance—  
calculates on-road routes that  
are shorter in distance.  
Geocache Settings  
From the main menu, select Setup >  
Geocaches.  
Calculates Routes for—allows you  
to select a transportation method in  
order to optimize your route.  
Geocache List—allows you to  
show the geocache list by names  
or codes.  
Lock On Road—locks the current  
location marker on the nearest road,  
compensating for variances in map  
position accuracy (requires routable  
maps).  
Found Geocaches—allows you  
to enter the number of geocaches  
found.  
Routing Settings  
Off Road Transitions  
From the main menu, select Setup >  
Routing.  
Guidance Method—allows you  
to select a guidance method for  
calculating your route.  
Auto—automatically routes you  
to the next point.  
Manual—allows you to select  
the next point on the route by  
using the point on the active  
route page.  
Off Road—calculates point-to-  
point routes.  
GPSMAP 78 Series Owner’s Manual  
 
33  
 
Customizing Your Device  
Distance—routes you to the  
Saving a Custom Profile  
next point on the route when  
you are within a specified  
distance of your current point.  
You can customize your settings for  
a particular activity or trip. After you  
have made all the changes, you must  
save them as a custom profile.  
Avoidance Setup—allows you to  
select the road type you want to  
avoid.  
1. From the main menu, select Setup  
> Profiles.  
2. Select Create New Profile > OK.  
Fitness  
Editing a Profile Name  
1. From the main menu, select Setup  
> Profiles.  
For more information on optional  
fitness accessories, see page 39.  
2. Select a profile.  
3. Select Edit Name.  
4. Enter the new name.  
5. Select Done.  
Profiles  
Profiles are a collection of settings that  
allow you to optimize your device from  
one type of use to another, such as  
moving from marine use to recreational  
use.  
Deleting a Profile  
1. From the main menu, select Setup  
> Profiles.  
You can select Marine, Recreational,  
or save a custom profile for your  
device.  
2. Select a profile.  
3. Select Delete.  
To change profiles, see page 20.  
34  
GPSMAP 78 Series Owner’s Manual  
 
 
Appendix  
Viewing Important Device  
Information  
Appendix  
You can view the unit ID, software  
version, and license agreement.  
Registering Your Device  
Help us better support you by  
completing our online registration  
today.  
From the main menu, select Setup  
> About.  
Contacting Garmin  
Product Support  
Keep the original sales receipt, or a  
photocopy, in a safe place.  
You can contact Garmin Product  
Support if you have any questions  
about this product.  
Updating the Software  
You must connect the device to your  
computer to update the software  
(page 40).  
In the USA, go to www.garmin  
.com/support, or contact Garmin  
USA by phone at (913) 397.8200 or  
(800) 800.1020.  
In the UK, contact Garmin (Europe)  
Ltd. by phone at 0808 2380000.  
2. Follow the on-screen instructions.  
NOTE: This does not erase any of your  
data or settings.  
GPSMAP 78 Series Owner’s Manual  
35  
 
   
Appendix  
In Europe, go to www.garmin.com  
Resolution  
(W × H)  
160 × 240 pixels,  
backlit 65K color TFT  
display  
/support and click Contact  
Support for in-country support  
information, or contact Garmin  
(Europe) Ltd. by phone at +44 (0)  
870.8501241.  
Water  
resistance  
Fully gasketed,  
floatable, high impact  
plastic alloy, waterproof  
to IEC 529-IPX-7  
Data storage  
Approximately 1.7 GB  
No memory battery is  
required.  
The GPSMAP 78S and  
78Sc have a microSD  
card slot for additional  
data storage.  
Using the Backlight  
The backlight is activated any time you  
press a button. Alerts and messages  
also activate the backlight.  
NOTE: To change the backlight  
settings, see page 38.  
Computer  
interface  
USB and serial  
Press  
to turn on the backlight.  
Battery type  
Two AA batteries  
(alkaline, NiMH, or  
lithium)  
Specifications  
Physical size  
(W × H × D)  
2.6 × 6.0 × 1.2 in.  
(6.6 × 15.2 × 3.0 cm)  
See page 38.  
Battery life  
Up to 20 hours, typical  
usage  
Weight  
7.7 oz. (218.3 g) with  
batteries  
Operating  
temperature  
range  
From 5°F to 158°F  
(from -15 to 70°C)  
See page 38.  
Display  
(diagonal)  
2.6 in. (66 mm)  
36  
GPSMAP 78 Series Owner’s Manual  
 
 
Appendix  
Accuracy: ± 2 degrees  
(± 5 degrees in extreme  
Northern and Southern  
latitudes)  
*Resolution: 1 degree  
*Subject to proper user  
calibration.  
Radio  
frequency/  
protocol  
2.4 GHz/ANT+ wireless  
communications  
protocol  
Compass  
GPS accuracy  
< 33 ft. (10 m) 95%  
typical use  
GPS is subject to  
accuracy degradation  
to 100 m 2DRMS under  
the U.S. DoD imposed  
Selective Availability  
(SA) Program when  
activated.  
Maximizing Battery Life  
Using the Battery Save Option  
Use the battery save option to save  
battery power and prolong battery life.  
DGPS  
From 10 to 16 ft. (from  
3 to 5 m) 95% typical  
(WAAS accuracy in  
North America)  
From the main menu, select Setup  
> Display > Battery Save > On.  
Decreasing the Backlight  
Extensive use of screen backlighting  
can significantly reduce battery life.  
You can adjust the backlight brightness  
and decrease the backlight timeout to  
maximize battery power.  
Altimeter  
Accuracy: ± 10 ft.  
(± 3 m)*  
Resolution: 1 ft. (.3 m)  
Range: from -2,000 ft.  
to 30,000 ft.  
(from -610 to 9144 m)  
*Subject to proper user  
calibration.  
1. Quickly press  
to open the  
backlight status page.  
GPSMAP 78 Series Owner’s Manual  
 
37  
     
Appendix  
2. Use the Rocker to adjust the  
Selecting the Battery Type  
1. From the main menu, select Setup  
> System > Battery Type.  
brightness.  
Adjusting the Backlight  
Timeout  
2. Select Alkaline, Lithium, or  
Rechargeable NiMH.  
From the main menu, select Setup  
> Display > Backlight Timeout.  
Long-Term Storage  
When you do not plan to use the  
device for several months, remove the  
batteries. Stored data is not lost when  
batteries are removed.  
About the Batteries  
WARNING  
See the Important Safety and Product  
Information guide in the product  
box for product warnings and other  
important information.  
Buying Optional  
Accessories  
or contact your Garmin dealer  
for information about optional  
accessories, preloaded map data  
cards, fitness accessories, and  
replacement parts.  
The temperature rating for the device  
may exceed the usable range of some  
batteries. Alkaline batteries can rupture  
at high temperatures. Alkaline batteries  
lose a significant amount of their  
capacity as temperature decreases. Use  
lithium batteries when operating the  
device in below-freezing conditions.  
38  
GPSMAP 78 Series Owner’s Manual  
 
         
Appendix  
3. Select an option:  
Using Optional Fitness  
Accessories  
NOTE: The Fitness option is available  
only with the GPSMAP 78S and  
GPSMAP 78Sc.  
Select Heart Rate Monitor >  
On.  
Select Bike Cadence Sensor  
> On.  
You can view heart rate and cadence  
data by customizing your data fields  
(page 23).  
Before you can use the fitness  
accessory with your device, you must  
install the accessory according to the  
instructions that are included with the  
accessory.  
Tips for Pairing ANT+  
Accessories with Your Garmin  
Device  
You can use optional fitness accessories  
including a heart rate monitor or a  
cadence sensor with your device.  
Verify that the ANT+ accessory  
is compatible with your Garmin  
device.  
These accessories use ANT+wireless  
technology to send data to the device.  
Before you pair the ANT+  
accessory with your Garmin device,  
move 10 m away from other ANT+  
accessories.  
1. Bring the device within range (3 m)  
of the ANT+ accessory.  
2. From the main menu, select Setup  
> Fitness.  
Bring the Garmin device within  
range (3 m) of the ANT+ accessory.  
After you pair the first time, your  
Garmin device automatically  
GPSMAP 78 Series Owner’s Manual  
39  
 
   
Appendix  
recognizes the ANT+ accessory  
GPI custom POI files from the  
Garmin POI Loader.  
each time it is activated. This  
process occurs automatically when  
you turn on the Garmin device and  
only takes a few seconds when  
the accessories are activated and  
functioning correctly.  
Installing a microSD Card  
You can purchase microSD memory  
cards from an electronics supplier, or  
purchase preloaded detailed map data  
cards from your Garmin dealer. In  
addition to map and data storage, the  
memory cards can be used to store files  
such as images, cartridges, geocaches,  
routes, waypoints, and custom POIs.  
When paired, your Garmin device  
only receives data from your  
accessory, and you can go near  
other accessories.  
1. Slide the latch on the back of the  
device, and remove the battery  
cover and the batteries.  
Data Management  
NOTE: The device is not compatible  
with Windows® 95, 98, Me, or NT. It is  
also not compatible with Mac® OS 10.3  
and earlier.  
2. Slide down and pull out the metal  
cover.  
3. Align the metal contacts, and place  
the card in the slot.  
File Types  
The device supports the following file  
types:  
Files from BaseCampor  
HomePort. Go to www.garmin.  
com.  
40  
GPSMAP 78 Series Owner’s Manual  
 
   
Appendix  
Removing a microSD Card  
1. Slide down and pull out the metal  
cover.  
2. Remove the card from the slot.  
3. Push in and slide up the metal  
cover.  
microSD card  
slot  
4. Replace the batteries and the  
battery cover.  
Connecting the USB Cable  
notice  
4. Push in and slide up the metal  
cover.  
To prevent corrosion, thoroughly  
dry the mini-USB port, the weather  
cap, and the surrounding area before  
charging or connecting to a computer.  
5. Replace the batteries and the  
battery cover.  
1. Connect the USB cable to a USB  
port on your computer.  
2. Pull up the weather cap from the  
mini-USB port.  
GPSMAP 78 Series Owner’s Manual  
41  
 
 
Appendix  
Mini-USB  
port under  
Transferring Files to Your  
Computer  
After you have connected the device  
to your computer, you can copy and  
paste files from your computer into the  
device drives/volumes.  
Serial port  
under  
weather cap  
weather cap  
1. Browse your computer for the file.  
2. Select the file.  
microSD  
card slot  
(inside battery  
compartment)  
3. Select Edit > Copy.  
4. Open the “Garmin” or memory card  
drive/volume.  
5. Select Edit > Paste.  
3. Plug the small end of the USB  
cable into the mini-USB port.  
Your device and micro SD card  
(optional) appear as removable  
drives in My Computer on  
Windows computers and as  
mounted volumes on Mac  
computers.  
42  
GPSMAP 78 Series Owner’s Manual  
 
 
Appendix  
Deleting Files  
notice  
Your device memory contains  
important system files and folders that  
should not be deleted.  
Disconnecting the USB Cable  
1. Complete an action:  
For Windows computers, click  
the eject icon  
system tray.  
in your  
For Mac computers, drag the  
volume icon to the Trash  
Before you can delete files, you must  
connect the device to your computer  
(page 40).  
.
2. Disconnect the device from your  
computer.  
1. Open the “Garmin” drive or  
volume.  
Attaching the Wrist Strap  
1. Place  
2. If necessary, open a folder or  
volume.  
the  
loop of  
the wrist  
strap through  
the slot opening  
at the bottom of the  
device.  
3. Select the files.  
4. Press the Delete key on your  
keyboard.  
2. Route the strap through the loop  
and pull it tight.  
GPSMAP 78 Series Owner’s Manual  
43  
 
 
Appendix  
Caring for the Device  
notice  
Avoid chemical cleaners and solvents  
that can damage plastic components.  
Cleaning the Device  
1. Use a cloth dampened with a mild  
detergent solution.  
2. Wipe it dry.  
Cleaning the Screen  
1. Use a soft, clean, lint-free cloth.  
2. If necessary, use water, isopropyl  
alcohol, or eyeglass lens cleaner.  
3. Apply the liquid to the cloth, and  
gently wipe the screen with the  
cloth.  
44  
GPSMAP 78 Series Owner’s Manual  
 
 
Appendix  
Troubleshooting  
Problem  
Solution  
The screen or buttons do 1. Remove the batteries.  
not respond. How do I  
reset the device?  
2. Reinstall the batteries.  
NOTE: This does not erase any of your data or settings.  
I want to reset all the  
customized settings  
back to the factory  
defaults.  
From the main menu, select Setup > Reset > Restore Defaults.  
My device does not  
acquire satellite signals.  
1. Take your device out of parking garages and away from tall  
buildings and trees.  
2. Turn on the device.  
3. Remain stationary for several minutes.  
The batteries do not last Decrease the backlight settings (page 37).  
long.  
How do I know my  
device is in USB mass  
storage mode?  
On the device, a screen appears showing the Garmin logo and  
the USB symbol. On your computer, you should see a new  
removable disk drive in My Computer on Windows computers  
and a mounted volume on Mac computers.  
My device is connected  
to the computer, but it  
will not go into mass  
storage mode.  
You may have loaded a corrupted file.  
1. Disconnect the device from your computer.  
2. Turn off the device.  
3. Press and hold the Rocker while you connect the device to  
your computer.  
Continue pressing the Rocker for 10 seconds or until the  
device goes into mass storage mode.  
GPSMAP 78 Series Owner’s Manual  
45  
 
 
Appendix  
Problem  
Solution  
I cannot see any new  
removable drives in my  
list of drives.  
If you have several network drives mapped on your computer,  
Windows may have trouble assigning drive letters to your  
Garmin drives. See the Help file for your operating system to  
learn how to assign drive letters.  
I need replacement parts Go to http://buy.garmin.com, or contact your Garmin dealer.  
or accessories.  
I want to buy an external Go to http://buy.garmin.com, or contact your Garmin dealer.  
GPS antenna.  
46  
GPSMAP 78 Series Owner’s Manual  
 
 
Index  
about 38  
information 3  
installing 3  
wirelessly 19  
creating  
Index  
routes 7  
A
maximizing life 37  
selecting the type 38  
storage 38  
waypoints 6  
customizing  
data fields 12  
accessories 38, 46  
fitness 39  
microSD card 39  
acquiring satellite  
signals 45  
warnings 38  
device settings 27–34  
profiles 34  
beeps 28  
buttons 4  
active route 8  
alarms  
D
C
dashboard  
change 18  
data fields 12  
options 23  
data storage 36  
deleting  
marine 29  
proximity 20  
time 22  
calculator 21  
calendar 21  
calibrating  
altimeter  
altimeter 16  
compass 16  
calibrating 16  
plot type 32  
settings 32  
caring for the device 44  
long-term storage 38  
compass  
calibrating 14  
navigating 14  
setup options 15  
connecting  
files 43  
profiles 34  
routes 8  
ANT+ accessories 39  
area calculation 20  
AutoLocate 21  
tracks 11  
waypoints 6  
display  
B
backlight 36  
backlight timeout 28  
screen capture 28  
backlight 4, 36, 37  
BaseCamp 40  
batteries 23, 27, 36  
USB cable 41  
wireless accessories 39  
GPSMAP 78 Series Owner’s Manual  
 
47  
Index  
settings 28  
display settings  
backlight 37  
downloading  
software 35  
downloading 19  
navigating 19  
settings 32  
measuring distance 13  
setup options 13  
showing tracks 11  
viewing routes 8  
map datum coordinate  
system 31  
marine settings 28–29  
MARK button 5  
MCX connector 2  
measuring  
area 20  
distance 13  
MENU button 5, 12, 17, 23  
microSD card 36, 39–41  
MOB button 4  
GPS signals 4, 21, 23, 24,  
system settings 27  
turning off GPS 21  
E
editing  
profiles 34  
routes 7  
waypoints 6  
elevation plot 11, 16  
barometric altimeter 16  
reset 17  
setup 16  
ENTER button 5  
external antenna 2  
H
HomePort 40  
hunting and fishing  
times 22  
L
language 3, 27  
M
moonphase 21  
main menu  
settings 19  
man overboard 4  
map 12  
N
F
navigating  
compass 14  
routes 8  
FIND button 4, 6, 8, 9, 11  
fitness options 39  
changing  
to geocaches 19  
to waypoints 6  
tracks 11  
G
orientation 12  
datum 32  
detail 13  
Garmin Product  
Support 35  
geocaches 19, 33  
information 14  
48  
GPSMAP 78 Series Owner’s Manual  
 
Index  
waypoints 30  
restoring default  
settings 12  
Rocker 5  
routes  
software  
updating 35  
version 35  
specifications 36  
stopwatch 22  
P
PAGE button 5  
pages  
adding a page 31  
removing 31  
sequence 30  
position format 31  
power button 3, 4, 36, 37  
profiles 20  
active route 8  
avoidance 34  
creating 7  
deleting 8  
editing 7  
editing name 7  
guidance method 33  
navigating 8  
settings 33  
sun and moon times 21  
system settings 27  
T
time  
change 20  
creating 34  
setting 20  
alarms 22  
data fields 25  
settings 31  
stopwatch 22  
sunrise and sunset 21,  
proximity alarms 20  
Q
S
QUIT button 5  
satellite signals 4, 21, 23,  
AutoLocate 21  
system settings 27  
turning off GPS 21  
saving  
tracks 11  
search menu 4, 6  
Sight ‘N Go 15  
zone 31  
times  
hunting and fishing 22  
tones 28  
tracks  
R
recording  
tracks 10  
registering your device 35  
reset  
about 10  
current track 30  
data 30  
defaults 30  
trip data 30  
clearing current 11  
deleting 11  
navigating 11  
GPSMAP 78 Series Owner’s Manual  
 
49  
Index  
recording 10  
Z
saving 11  
viewing 10  
zooming 5, 13  
zoom ranges 17  
transferring files 42  
using USB 42  
wirelessly 19  
trip computer 18  
troubleshooting 45  
U
unit ID 35  
updating  
software 35  
USB cable 45  
connecting 41  
disconnecting 43  
W
waypoints  
averaging 22  
creating 6  
deleting 6  
editting 6  
navigating to 6  
wrist strap 43  
50  
GPSMAP 78 Series Owner’s Manual  
 
 
For the latest free software updates (excluding map data) throughout the life of  
your Garmin products, visit the Garmin Web site at www.garmin.com.  
© 2010 Garmin Ltd. or its subsidiaries  
Garmin International, Inc.  
1200 East 151st Street, Olathe, Kansas 66062, USA  
Garmin (Europe) Ltd.  
Liberty House, Hounsdown Business Park, Southampton, Hampshire, SO40 9LR UK  
Garmin Corporation  
No. 68, Jangshu 2nd Road, Sijhih, Taipei County, Taiwan  
October 2010  
Part Number 190-01165-00 Rev. D  
Printed in Taiwan  
 

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