Back 
Under Mac OS X
1Switch to Advanced Mode and move the [Brightness] and [Contrast] sliders to adjust the brightness and contrast of the scanned image.
- [Used the Back Side Contrast] Check Box
If the contrast of the front and back of the document pages is different, select this check box to adjust only the contrast of the back side.
• The availability of brightness and contrast settings are as follows, according to the setting selected in the [Mode]
Scanning mode | Brightness | Contrast | Back Side | Back Side | |
Brightness | Contrast | ||||
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Black and White | { | { | { | { | |
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Error Diffusion | { | { | { | { | |
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Advanced Text Enhance- | { | − | − | − | |
ment (only for Windows) | |||||
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Advanced Text Enhance- | { | { | − | − | |
ment II | |||||
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{ | { | { | { | ||
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Auto Color Detection | { | { | { | { | |
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{: Available for setting − : Not available for setting, or automatically set
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NOTE
• The settings you can specify are as follows:
-[Brightness]
Adjusts the brightness of images to be scanned.
y If images are too dark or if text on the back bleeds through, drag the slider to the right to increase the brightness.
y If images are too light, drag the slider to the left to decrease the brightness.
-[Contrast]
Adjusts the contrast of images to be scanned.
-[Used the Back Side Brightness] Check Box
If the brightness of the front and back of the document pages is different, select this check box to adjust only the brightness of the back side.
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