Minolta Scanner Mode - Manual (Page 182)

Performing a Scan to PC (SMTP) Operation 9
Scanner Mode 9-7
Contrast tab
Touch [Lighter], [Normal] or [Darker] to select the desired scanning
contrast.
✎
Note
If “600dpi Text” or “600dpi Photo+Text” was selected on the Quality
tab, the contrast can only be set to one of three levels: “Lighter”,
“Normal” and “Darker”. (The two “Lighter” settings and the two
“Darker” settings are each the same contrast level.)
Reduction/Area tab