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Do the following: - If you’re using a USB connection, make sure your all-in-one is turned on and securely connected to your computer or USB hub.
- If your all-in-one is connected to a USB hub, make sure it’s connected to a first tier hub (the hub closest to the host computer). Use an A/C adapter when more than one hub is connected to the computer.
- Try restarting your computer.
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