Garmin eTrex 20x Owner's Manual | Page 34

Garmin GPS Owner's Manual - eTrex 20x.
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34 

eTrex Owner’s Manual

Customizing Your Device

•   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.

Heading Settings

This function is available on the  

eTrex 30x. 
Select Setup > Heading.

•   Display—sets the type of 

directional heading on the compass.

•   North Reference—sets the north 

reference of the compass.

•   Go To Line (Pointer)—allows you 

to select how the course appears. 

 

◦ Bearing (Small or Large)—

sets the direction to your 

destination.

 

◦ Course (CDI)—the course 

deviation indicator displays 

your relationship to a course 

line leading to a destination.

•   Compass—switches from an 

electronic compass to a GPS 

compass when you are traveling 

at a higher rate of speed for a set 

period of time (Auto), or turns the 

compass off.

•   Calibrate Compasspage 17.

Altimeter Settings

This function is available on the  

eTrex 30x.
Select Setup > Altimeter.

•   Auto Calibration—allows the 

altimeter to self-calibrate each time 

you turn the device on.

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