cannot print PSD to Xerox crea

I have powermac g5, acrobat 7, I am trying to print a PDF file created from InDesign but it does not print to xerox creo700, in the process queue, it says "ps" instead of rtp(ready to print) other jpegs and files can be printed
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Can you upgrade adobe reader and try? I think 7 is pretty old.
matthwnatividadAuthor Commented:
Solution the xerox consultant gave us is to fix the PDF by executing color digital
printing in pre-flight u der advanced menu in acrobat professional 8

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