HL-L9470CDN

FAQs & Troubleshooting

FAQs & Troubleshooting
  • Date: 11/04/2022
  • ID: faq00002458_008

Unusable Device

There are two cases when the display shows this message.

 

  • An unsupported USB device has been connected to the USB host connector.
  • A defective USB device or a high power consumption USB device has been connected to the USB direct interface.

Follow the steps below to clear the error message.

Unplug the device from the USB host connector.

 

  • Unplug the device from the USB direct interface.
  • Press and hold Power(Power) to turn off the machine, and then turn it on again.

For more information about the supported USB devices, see the "Specification" section.

 

 

If your question was not answered, have you checked other FAQs?

Have you checked the manuals?

If you need further assistance, please contact Brother customer service:

Related Models

HL-L8240CDW, HL-L9470CDN, MFC-L3760CDW, MFC-L8390CDW, MFC-L9630CDN, MFC-L9670CDN

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