eTrex Owner’s Manual 43
Device Information
Data Management
NOTE: The device is not compatible
with Windows
®
95, 98, Me, or NT. It is
also not compatible with Mac
®
OS 10.3
and earlier.
File Types
The device supports these le types.
• Files from BaseCamp
™
or
HomePort
™
Go to http://www.garmin.com.
• GPI custom POI les from the
Garmin POI Loader
• GPX geocache les
Installing a microSD Card
The eTrex 20 and eTrex 30 can use
microSD cards for additional storage.
Also, some maps are available
preloaded on memory cards. Go
to http://buy.garmin.com for more
information.
1. Turn the D-ring counter-clockwise,
and pull up to remove the cover.
2. Remove the batteries or battery.
3. Slide the card holder
➊
toward
the bottom of the device and lift
up, as instructed in the battery
compartment.
➊
➋