 |
 |
 |
 |
 |
 |
 |
Frequently Asked Questions Question: What is a PDFx1a file for a publication printer? Answer: PDF/X is a subset of the Adobe Portable Document Format (PDF) specification that is intended to reflect best practices in graphic arts file exchange. PDF/X-1a also eliminates the most common errors in file preparation. According to a GATF (Graphic Arts Technology Foundation) survey conducted in January 2002, among the 10 most common errors in client PDF files were the following: • Fonts not embedded • Wrong color space • Images missing • Overprint/trap issues Sending your document as a PDF/X-1a file will guarantee that these errors do not occur because for a file to be confirmed as complying to the PDF/X-1a standard: • All fonts and images must be embedded • All elements must be encoded as CMYK or spot • The file must be identified as trapped or not trapped |