Issue: Clients Outlook data file corrupt, repair fails, copy fails due to CRC errors.
Resolved via dd on osx machine, then repair of data file on windows using inbox repair tool (scanpst).
Terminal:
dd bs=512 if=/Volumes/Untitled/Documents\ and\ Settings/User/Local\ Settings/Application\ Data/Microsoft/Outlook/Outlook.pst of=corrupt.pst conv=noerror,sync