By connecting a USB memory device to this machine and specifying a file stored in the USB memory device, you can print the file.
For details on the conditions of the available USB flash drive, refer to Here.
The available file types are as follows.PDF, Compact PDF, JPEG, TIFF, XPS, Compact XPS, OOXML (.docx/.xlsx/.pptx), PPML (.ppml/.vdx/.zip) You can print out encrypted PDF, searchable PDF, and outline PDF files.
Connect the USB flash drive to the USB port of this machine.
When this machine is starting up, do not connect or disconnect the USB flash drive to/from the USB port.
Tap [USB Mem. Print] on the home screen.
Tap the file to be printed.
Specify print options as needed.
[No. of Sets]
Enter the number of copies to be printed (default:  copy).
Select the printing colors (default: [Full Color]).
Select the paper tray for the printing paper (default: [Auto]).
Select the print side of paper (default: [1-Sided]).
Select whether to staple or punch printed sheets (default: [OFF]).
Select whether to reduce and print multiple pages on the same side of a single sheet of paper (default: [OFF]).
Use the Start key to start printing.
To print a PDF file encrypted with a password, the password entry dialog box is displayed.
When printing is complete, disconnect the USB flash drive from the port of this machine.
A file stored with 1200 dpi is converted to 600 600 dpi when printed.