Konica Minolta - Configure USB card reader settings
Configuration on Zeus/Minerva models
Enter the Service Mode menu on MFP.
NOTE: For instructions on opening Service Mode and for your specific MFP, see Service manual available on InfoHub or contact your Konica Minolta distributor.
Enter the Billing Setting menu.
NOTE: For instructions on opening the Billing Setting menu, see Service manual available on InfoHub or contact your Konica Minolta distributor.
Touch Management Function Choice.

Touch Authentication Device 2.
Touch Card.
On the ID Card Type screen, touch CARD (to specify the USB reader). Then touch End.
Turn OFF the main power switch for at least 10 seconds.
Connect USB card reader.
Turn ON main power switch.
Configuration on ZeusS, ZeusS BK, Heslios, MinervaS BK, Poseidon models
On Billing Setting menu select Authentication Device2 menu

On Billing Setting/Authentication Device2 menu tap Authentication Device2
Tap Card (to specify the USB reader). Then tap END.

Turn OFF the main power switch for at least 10 seconds.
Connect USB card reader.
Turn ON main power switch.