Enable to read files from a USB memory.
Reading files from a USB memory is prohibited by default.
For details on how to configure the system settings for USB memory operation, refer to Here.
Any of PDF, Compact PDF, JPEG, TIFF, XPS, Compact XPS, OpenXML (.docx/.xlsx/.pptx), and PPML (.zip) format files can be read.
The file is stored in the External Memory User Box.