A Windows-system? Do they print via server or directly to the printer? On a server you can configure the spooler to not delete the printed spoolfiles, but this will cost you a lot of diskspace, especially for pictures...
You should indicate a bit more information. Btw it's surely NO hardware issue
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Everybody has the right to be stupid -- but some people abuse the privilege. (a quote from Stalin - and I am one of the abusers, sometimes...)
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Experienced in the IT-chaos since 1984...