Sharp AR-C330 Operation Manual page 8

3. Sharpness (See page 3-18.)
This function is used to sharpen or soften image outlines.
Original Softer Sharper
4. Suppress background (See page 3-20.)
This copier can suppress unnecessary background colours on the original image when copying. This function is used
to adjust the density level of background colours to be erased.
Original Copy
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