Unable to read flash drive

Try one or more of the following:

• Make sure that the printer is not busy processing multiple jobs.
• Make sure that the flash drive is inserted into the front USB port.

Note:  The flash drive does not work when it is inserted into the rear USB port.

• Make sure that the flash drive is supported. For more information, see Supported flash drives and file types.
• Remove, and then insert the flash drive.

If the problem persists, then contact customer support.