C5550 MFP User’s Guide
Operation > 107
4. Auto level 
Automatically adjusts the highlight and shadow areas of 
the scanned image to optimize the following:
Using the advanced features
 Scanner 7.eps 
1. Click the Switch button (1) to select the Advanced 
Settings bar (2 to 7). Advanced settings include Highlight/
Shadow, Hue/Saturation/Lightness, Curve, Color Balance, 
Color Drop-out.
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