You may be able to do it using group policy.
Be very careful what you change here as it can cause serious problems if you can't undo the settings. Always perform backups before doing any tinkering work like this - you don't want to accidentally lock yourself out of all your drives!
Check out this link for instructions on your specific problem.
http://www.gpanswers.com/faq/?id=19
They suggest an add-on that gives more flexibility with regards to disabling access to drives.
To run group policy click start -> run -> type gpedit.msc -> click OK.
Hope this helps. Once again be careful !