"USB Error, Remove USB" is displayed.

This is displayed if there is an excess current in the USB device.

- Have you connected a USB device with a current consumption of 500 mA (a power consumption of 2.5W) or greater (such as a USB hard disk)? Use a USB device with a current consumption of less than 500 mA (a power consumption of less than 2.5W).

- The USB device may be damaged.