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Oregon Series Owner’s Manual 39
Appendix
Notice
When deleting les, do not delete
pre-programmed map data (les
that end with “.img”). It is not
recoverable.
You can use the Oregon as a USB
mass storage device, and you can
purchase a separate microSD card
for additional external memory.
NOTE: The Oregon is not
compatible with Windows
®
95, 98,
Me, or NT. It is also not compatible
with Mac
®
OS 10.3 or earlier.
1. Remove the battery cover and
insert a microSD card (page 37).
2. Connect the USB cable to the
Oregon and your computer.
3. Copy the le from your computer.
4. Paste the le into the Garmin or
the microSD card/volume.
1. Open the Garmin or SD card
drive/volume.
2. Highlight the le and press the
key on your computer
keyboard.
Use premium batteries for optimal
performance and maximum
battery life. The best performance
is provided by lithium batteries,
precharged (ready-to-use) NiMH
batteries, and NiMH rechargeable
batteries less than one year old with
a capacity greater than 2500 mAh.