Kodak i55 - Manual (Page 64)

60 A-61527 May 2006
Adjust the Threshold setting by dragging the Threshold sliding bar to
the left or right to achieve the desired Threshold setting. Scan the
document to check the threshold.
Lighten, Normal and Darken are used as quick sets to adjust the
threshold. Lighten = 72, Normal = 90 and Darken = 128.
200 dpi; 80 Threshold; 20 Contrast 200 dpi; 80 Threshold; 100 Contrast