Garmin dog Manuale Proprietario

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The Astro 220 operates on two AA batteries (not 

included), which are located in the back of the unit. You 

can use Alkaline or NiMH batteries. See 

information on setting the battery type.

1.  Remove the battery by turning the

D-Ring 1/4 turn counter-clockwise

and pulling the cover loose.

2.  Insert the batteries, observing

the proper polarity. A polarity

diagram is molded into the battery

compartment.

3.  Reinstall the battery cover.

Remove the batteries from your Astro 220 when you do 

not expect to use the unit for several months. Data is not 

lost when batteries are removed.

1.  Place the loop of the lanyard through the slot at the

upper left side on the back of the unit.

2.  Route the strap through the loop and pull tight.

microSD data card in the battery compartment.