Konica Minolta magicolor 1690MF Reference Manual page 254

For SMB server
The Scan - Speed Dial Setting of speed dial registration (for SMB server)
window allows you to configure the following items:
The Network - SMB screen, set to "Enable" from Send when sending
to SMB server. For details, refer to "SMB" on page 7-96.
Configuring the Machine for Administrator Mode 7-53