This is now resolved via the help on this page:

http://www.mydigitallife.info/optimize-sql-server-2000-2005-or-2008-in-large-ram-system-by-locking-pages-in-memory-and-awe/

Thank you all for your help and time. Very much appreciated.

perfect link. Thank you very much. I am a very accidental DBA!

thank you for that. A numpty told me otherwise. He informed me that because I was using a 64 bit OS then it would not be needed. ...