64 Astro 320 and DC40 Owner’s ManualDevice Information3. Check for DC 40 software updates.The DC 40 software is stored onyour Astro until you are ready toload it wirelessly.Loading the DC 40 SoftwareBefore you can load the software to theDC 40, you must get the software fromWebUpdater.1. Turn on the DC 40, and bring itwithin range of the Astro.NOTE: To avoid data corruption,do not turn off the Astro or theDC 40 during data transfer.2. From the main menu, press DOGtwice.3. Select a dog.4. Select Show Info.5. Press MENU.6. Select Upgrade Dog Unit.7. Follow the on-screen instructions.The DC 40 software is saved on theAstro, so you can update additionalDC 40 devices in the field.