AGPtek U3 Manual Del Usuario página 10

 Do format: Format the device.
Help and Troubleshooting
☹ Can't turn the player on
☑ Please check whether the battery has been run out, maybe you
can connect the player with computer and try again after
charging.
☹ Can't download the file from the computer
☑ Please confirm whether it's connected properly.
☑ Please check whether the storage space of the internal memory
is full.
☑ Please check whether the USB cable is damaged.
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