Konica Minolta magicolor 1690MF - Manual (Page 172)

LSU Operating Environment 3-3
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The printer driver for this machine and the TWAIN driver must be
installed on the computer.
Installing LSU
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You must have administrator privileges in order to install the LSU.
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If the User Account Control window appears when installing on
Windows Vista, click the Continue button or the Yes button.
1
Insert Applications CD/DVD in your CD/DVD-ROM drive.
2
Select the language.
3
From the Application Setup dialog, select “LSU”, and then click “Install”.
The installer starts up.
4
Click the Next button, and then follow the on-screen instructions.