owner’s manual for use with models 10, 20, 30 31
Customizing Your Device
EN
frequently creates a more-
detailed track, but lls the track
log faster.
• Auto Archive—selects an
automatic archive method to
organize your tracks. Tracks are
saved and cleared automatically
based on the user setting.
• Color (eTrex 20/30)—
changes the color of the track
line on the map.
Changing the Units of
Measure
You can customize units of measure
for distance and speed, elevation,
and pressure.
1. Select Setup > Units.
2. Select a measurement type.
3. Select a unit of measure for the
setting.
Time Settings
Select Setup > Time.
• Time Format—allows you to
select a 12-hour or a 24-hour
display time.
• 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.
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 species
a different position format.
Select Setup > Position Format.
• Position Format—sets the
position format in which a given
location reading appears.
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General
Weight and Dimensions
