Brother DCP-J140W - Manual (Page 120)

Scanning
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If the scanned image is too light, set a lower Brightness level and scan the document again.
If the image is too dark, set a higher Brightness level and scan the document again.
Note
The Brightness setting is only available when setting Scan Type to Black & White,
Gray (Error Diffusion), True Gray or 24bit Color.
 Contrast
You can increase or decrease the contrast level by moving the slider to the right or left. An increase
emphasizes dark and light areas of the image, while a decrease reveals more details in gray areas. You
can also enter a value in the box to set the Contrast.
Note
The Contrast setting is only available when setting Scan Type to Gray (Error Diffusion), True Gray or
24bit Color.
 Reduce Noise
You can improve and enhance the quality of your scanned images with this selection. The Reduce Noise
setting is available when using 24bit Color and scan resolutions of 300
 300 dpi, 400  400 dpi or
600  600 dpi.
When scanning photographs or other images for use in a word processor or other graphics application, try
different settings for the Resolution, Scan Type, Brightness and Contrast to see which setting best suits
your needs.