Dell 3115cn Color Laser Printer - Manual (Page 207)

Normal* Works well with standard typed or printed documents.
Darker1 Works well with light print or faint pencil markings.
Darker2
Darker3
Lighter3 Works well with dark print.
Lighter2
Lighter1
Sharpness
Purpose:
To adjust the sharpness to make the scanned copy sharper or softer than the original.
Values:
Normal* Does not make the scanned copy sharper or softer than the original.
Sharper Makes the scanned copy sharper than the original.
Softer Makes the scanned copy softer than the original.
Contrast
Purpose:
To adjust the amount of color in a specified hue to make the scanned copy higher or lower than the original.
Values:
Normal* Does not adjust the amount of color in a specified hue to make the scanned copy higher or
lower than the original.
Higher Adjusts the amount of color in a specified hue to make the scanned copy higher than the
original.
Lower Adjusts the amount of color in a specified hue to make the scanned copy lower than the
original.