TA Triumph-Adler DC 2325 - Manual (Page 122)

Using Document Box
4-4 ADVANCED OPERATION GUIDE
Removable Memory Box
A USB memory inserted into the USB memory slot of the machine is also
recognizable as a Job Box. This allows printing of the PDF data stored in
the USB memory.
You can print PDF data directly from the USB memory without a PC.
Saving data into the USB memory is not possible.
For details, refer to the Operation Guide.
Fax Box
Fax Box stores the fax data received. For details, refer to the Operation
Guide supplied with the fax kit.