How to Change a Color PDF to Black and White Read more: How to Change a Color PDF to Black and White | eHow.com http://www.ehow.com/how_6372610_change-color-pdf-black-white.html#ixzz1zqkZ5IZM

                                       How to Change a Color PDF to Black and White

Read more: How to Change a Color PDF to Black and White | eHow.com http://www.ehow.com/how_6372610_change-color-pdf-black-white.html#ixzz1zqkZ5IZM




PDF files often contain large color images or design elements that can use up your printer's color ink or make the document a larger file size. To avoid these issues, you can convert a PDF document from color to black and white. Conversion is an easy process using the drop-down menus in Adobe Acrobat Professional. Adobe offers a free trial offer of Adobe Acrobat Professional.

Read more: How to Change a Color PDF to Black and White | eHow.com http://www.ehow.com/how_6372610_change-color-pdf-black-white.html#ixzz1zqkZ5IZM

Instructions

1. • 1
     Open your color PDF document in Adobe Acrobat. Choose "Advanced" from the drop-down menu, then scroll down to "Print Production" and over to "Convert Colors."
   • 2
     Choose "Convert: RGB" or "Convert CMYK" from the menu. You may need to make your conversion more than once to see which works best for the document you are converting.
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   • 3
     Select "Gray Gamma 1.8" or "Gray Gamma 2.2." You may need to do your conversion more than once to see which works better with the document you are converting.
   • 4
     Change the "Conversion Option" to "Don't Embed Profile" and click OK. Acrobat will begin the conversion, page by page. The progress will show at the bottom of the document window.

Read more: How to Change a Color PDF to Black and White | eHow.com http://www.ehow.com/how_6372610_change-color-pdf-black-white.html#ixzz1zqkZ5IZM