Once the system is up, can you then start the workstation service? It appears to be the culprit here.
Is the 2nd/broken mirror drive still in system? If you disconnect its cable (data, not power) do you still have the issue?
I found this blog entry regarding a reg entry for the services: might be worth taking a peek at:
http://www.jasonhartman.net/2005/01/problem-starting-server-and.htmlWorst case, if it doesn't fix, you can remove them.