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eTrex Owner’s Manual 33
Customizing Your Device
• Auto Archive—selects an
automatic archive method to
organize your tracks. Tracks are
saved and cleared automatically
based on the user setting.
• Color (eTrex 20x/30x)—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.