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Astro 320 and DC40 Owner’s Manual 61
Device Information
5. Push in and slide down the metal
cover.
6. Replace the batteries and the
battery cover.

1. Slide up and pull out the metal
cover.
2. Remove the card from the slot.
3. Push in and slide down the metal
cover.
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notice
To prevent corrosion, thoroughly
dry the mini-USB port, the weather
cap, and the surrounding area before
charging or connecting to a computer.
1. Connect the USB cable to a USB
port on your computer.
2. Pull up the weather cap from the
mini-USB port.
3. Plug the small end of the USB
cable into the mini-USB port.
Your device and memory card
(optional) appear as removable
drives in My Computer on
Windows computers and as
mounted volumes on Mac
computers.