Garmin eTrex Touch 25 Owner's Manual - page 12
North Reference
: Sets the north reference used on the
compass.
Go To Line (Pointer)
: Allows you to use the bearing pointer that
points in the direction of your destination, or use the course
pointer that shows your relationship to the course line leading
to the destination.
Compass
: Automatically switches from an electronic compass
to a GPS compass when you are traveling at a higher rate of
speed for a period of time.
Calibrate Compass
: Allows you to calibrate the compass if you
experience irregular compass behavior, for example, after
moving long distances or after extreme temperature changes.
See
.
Altimeter Settings
Select
Setup
>
Altimeter
.
Auto Calibration
: Automatically calibrates the altimeter each
time the device is turned on. The device continues to
automatically calibrate the altimeter as long as the device has
GPS signals acquired.
Barometer Mode
: Variable Elevation allows the barometer to
measure changes in elevation while you are moving. Fixed
Elevation assumes the device is stationary at a fixed
elevation, so the barometric pressure should only change
due to weather.
Pressure Trending
: Sets how the device records pressure
data. Save Always can be useful when you are watching for
pressure fronts.
Plot Type
: Records elevation changes over a period of time or
distance, records barometric pressure over a period of time,
or records ambient pressure changes over a period of time.
Calibrate Altimeter
: Allows you to calibrate the barometric
altimeter if you know the correct elevation or the correct
barometric pressure. See
.
Position Format Settings
NOTE:
You should 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.
Select
Setup
>
Position Format
.
Position Format
: Sets the position format in which a location
reading appears.
Map Datum
: Sets the coordinate system on which the map is
structured.
Map Spheroid
: Shows the coordinate system the device is
using. The default coordinate system is WGS 84.
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.
Time Settings
Select
Setup
>
Time
.
Time Format
: Sets the device to show time in a 12-hour or 24-
hour format.
Time Zone
: Sets the time zone for the device. Automatic sets
the time zone automatically based on your GPS position.
Geocaching Settings
Select
Setup
>
Geocaching
.
Appearance
: Allows you to set the display style for geocache
data, and display the geocache list by names or codes.
chirp Searching
: Allows the device to search for a geocache
containing a chirp accessory (
).
Program chirp
: Programs the chirp accessory. See the
chirp
Owner's Manual
.
Filter Setup
: Allows you to create and save custom filters for
geocaches (
Creating and Saving a Geocache Filter
).
Found Geocaches
: Allows you to edit the number of geocaches
found. This number automatically increases when you log a
find (
).
ANT+ Sensor Settings
For more information about optional fitness accessories, see
Fitness Settings
Select
Setup
>
Fitness
.
Auto Lap
: Sets the device to automatically mark the lap at a
specific distance.
User
: Sets the user profile information (
HR Zones
: Sets the five heart rate zones for fitness activities.
Activity Type
: Sets the fitness activity to running, cycling, or
other. This allows your running activity to appear as a running
activity when you transfer it to Garmin Connect.
Setting Your Fitness User Profile
The device uses information that you enter about yourself to
calculate accurate data. You can modify the following user
profile information: gender, age, weight, height, and lifetime
athlete (
).
1
Select
Setup
>
Fitness
>
User
.
2
Modify the settings.
About Lifetime Athletes
A lifetime athlete is an individual who has trained intensely for
many years (with the exception of minor injuries) and has a
resting heart rate of 60 beats per minute (bpm) or less.
Marking Laps by Distance
You can use Auto Lap
®
to automatically mark the lap at a
specific distance. This feature is helpful for comparing your
performance over different parts of an activity.
1
Select
Setup
>
Fitness
>
Auto Lap
.
2
Enter a value, and select .
Marine Settings
Select
Setup
>
Marine
.
Marine Chart Mode
: Sets the type of chart the device uses
when displaying marine data. Nautical displays various map
features in different colors so the marine POIs are more
readable and so the map reflects the drawing scheme of
paper charts. Fishing (requires marine maps) displays a
detailed view of bottom contours and depth soundings and
simplifies map presentation for optimal use while fishing.
Appearance
: Sets the appearance of marine navigation aids on
the map.
Marine Alarm Setup
: Sets alarms for when you exceed a
specified drift distance while anchored, when you are off
course by a specified distance, and when you enter water of
a specific depth.
Setting Up Marine Alarms
1
Select
Setup
>
Marine
>
Marine Alarm Setup
.
10
Customizing the Device