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44 Astro 320 and DC40 Owner’s Manual
Device Tools
3. Select an option:
• To apply the lter to the
geocache list, select Search.
• To save the lter, press BACK .
After it is saved, the lter is
automatically named.
1. From the main menu, select Setup
> Geocaches > Filter Setup >
Create Filter.
2. Select a lter.
3. Select Edit Filter or Edit Name.
A chirp
™
is a small Garmin accessory
that you can program and leave in a
geocache. Only the owner of the chirp
can program a chirp, but anyone can
nd a chirp in a geocache. For more
information about programming a
chirp, see the chirp Owner’s Manual at
www.garmin.com.
1. From the main menu, select Setup
> Geocaches.
2. Select chirp™ Searching > On.
1. From the main menu, select Find
> Geocaches > Show chirp™
Details.
2. Begin navigating to a geocache.
When you are within 32.9 feet (10
m) of the geocache that contains
a chirp, details about the chirp
appear.
3. If available, select Go to navigate
to the next stage of the geocache.