Konica Minolta PagePro 1380 MF - Manual (Page 51)

User interface operation 53
Curves
Displays a dialog box that allows you to adjust the midtone of the image with-
out losing details in the lightest and darkest areas.
Click CURVE or LINE, depending on whether you want a curved or an angled
line. To change the curve, place the mouse cursor on the line, click the right
mouse button, and then drag the line.
Color Balance
Displays a dialog box that allows you to adjust the color of the image so that it
comes close to that of the original.
To adjust the image, you can either type values in the Color Levels boxes, or
you can drag the color sliders.