Garmin GPS 12H Owner's Manual - Customizing Your Device
Auto Zoom
: Enables the device to automatically select the
zoom level for optimal use of your map. When the Off option
is selected, you must zoom in or out manually.
Select User Waypoint Zoom Level
: Sets the zoom level at
which waypoints appear on the map. Waypoints do not
appear when the map zoom level is higher than the selected
level.
Select User Waypoint Text Size
: Sets the text size for
waypoints on the map.
Compass
The compass uses GPS (course over ground) to guide you to
your destination, and does not account for other factors that can
affect your destination, such as currents and tides. You can use
a bearing pointer or a course pointer to navigate to your
destination.
Navigating with the Compass
When navigating to a destination, points to your destination,
regardless of the direction you are moving.
1
Begin navigating to a destination.
2
Select
PAGE
>
Compass
.
3
Turn until points toward the top of the compass, and
continue moving in that direction to the destination.
Highway Mode
You can use the device to navigate on land in highway mode.
Select
Highway
.
Data Fields
From the compass, select >
ENTER
.
ETE
: Displays the estimated time to your destination.
ETA at Dest
: Displays the estimated time of your arrival at your
destination.
To Course
: Displays the recommended direction to steer in
order to stay on course.
Off Course
: Displays the distance you are off course.
Vel Made Good
: Displays the speed at which you are moving
toward your destination.
Turn
: Displays the recommended degree of your next turn to
stay on course.
Satellite Page
The satellite page shows your current location, GPS accuracy,
satellite locations, and signal strength.
Adjusting the Contrast on the Satellite Page
From the satellite page, select or .
Trip Computer
The trip computer displays your current speed, current track,
position, time of day, and other helpful statistics. You can
customize the center data fields of the trip computer.
Customizing the Instrument Page Data Fields
1
From the instrument page, select .
2
Select a data field.
3
Select
ENTER
.
4
Select a data field.
Additional Main Menu Tools
Sun and Moon
: Displays sunrise and sunset times, along with
the moon phase, based on your GPS position.
Customizing Your Device
System Settings
Select
Setup
>
System
>
GPS Setting
.
Speed Filter
: Allows you to select the preferred source for GPS
data.
Satellite System
: Turns on or off use of GLONASS Russian
satellite system data. When the system is used in situations
with poor sky visibility, GLONASS data can be used with
GPS data to provide more accurate position information.
WAAS/EGNOS
: Turns on or off use of WAAS (in North America)
or EGNOS (in Europe) satellite system data, which can
provide more-accurate GPS position information. When using
WAAS or EGNOS, the device may take longer to acquire
satellites.
Serial Interface Settings
Select
Setup
>
System
>
Interface
.
Garmin Serial
: Enables the device to use a Garmin
®
proprietary
format to exchange waypoint, route, and track data with a
computer.
NMEA In/Out
: Enables the device to use standard NMEA 0183
output and input.
Display Settings
Select
Setup
>
Display
.
Backlight Timeout
: Adjusts the length of time before the
backlight turns off.
Adjust Contrast
: Adjusts the contrast level.
Main, Setup, Find Style
: Sets the appearance of the main
menu.
Setting the Device Tones
You can customize tones for messages, keys, warnings, and
alarms.
1
Select
Setup
>
Tones
.
2
Select a tone for each audible type.
Setting Up Marine Alarms
1
Select
Setup
>
Marine Alarm
.
2
Select an alarm type.
3
Enter the setting.
4
Select
Done
.
Marine Settings
Select
Setup
>
Marine Alarm
.
Anchor Drag
: Sets an alarm to sound when you exceed a
specified drift distance while anchored.
Off Course Alarm
: Sets an alarm to sound when you are off
course by a specified distance.
Resetting Data
You can reset trip data, delete all waypoints, clear the current
track, or restore default values.
1
Select
Setup
>
Reset
.
2
Select an item to reset.
Changing the Units of Measure
You can customize units of measure for distance and speed,
elevation, depth, temperature, pressure, and vertical speed.
1
Select
Setup
>
Units
.
2
Select a measurement type.
3
Select a unit of measure.
Customizing Your Device
3