Konica Minolta SU2 - Manual (Page 108)

10 Performing a Scan to HDD Operation
10-10 PageScope Light & Scanner Mode
10.4.3 Specifying the File Storage Life
The length of time that files are saved on the hard disk can be specified.
1 Start up PageScope Light.
2 Log into PageScope Light in Administrator mode.
3 Click [File Storage Life] in the menu on the [File] tab.
4 Specify the length of time that files are saved on the hard disk, and
then click the [Apply] button.