UMAX Technologies 3450, Astra 3400 owner manual Changing the Descreen Feature

Models: 3450 Astra 3400

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Changing the Descreen Feature

2.Enter the desired resolution setting (between 50 and 2400 dpi) in the Custom resolution #1 box.

3.Repeat step 2 to define the Custom resolution #2 and Custom resolution #3 settings.

4.Click OK. The settings you defined appear on the Resolution setting drop down menu, under the Custom heading.

Changing the Descreen Feature

The Descreen option helps eliminate the patterns that can appear when you scan printed images found in magazines, brochures, catalogues, etc. This is accomplished by changing the number of lines that appear in every inch (lines per inch) of the scanned image.

The Descreen feature is unavailable when you have chosen the B/W Document, Fax, or OCR resolution settings.

To change the Descreen setting:

1.Click the Descreen option to display the drop down menu.

2.Choose one of the Descreen options: No Descreen – No Descreening

Magazine – Specifies 133 lines per inch. This option smoothes the fine dot pattern found in glossy magazines.

Newspaper – Specifies 85 lines per inch. Smoothes the course grain pattern commonly found in newspaper images.

Art Print – Specifies 175 lines per inch. Smoothes the fine dot pattern found in high quality art prints.

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UMAX Technologies 3450, Astra 3400 owner manual Changing the Descreen Feature