Ricoh Aficio MP C4501 Manual page 120

3. Color Copying
1. Adjust the image quality by pressing [Soft] or [Sharp].
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2. Press [OK].
Contrast
Adjusts the shades of an image.
1. Adjust the image quality by pressing [Low] or [High].
2. Press [OK].
Background Density
Adjusts the background density of an image.
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