Start up Windows 2000 professional

From: Trevor (anonymous_at_discussions.microsoft.com)
Date: 09/01/04 

Date: Wed, 1 Sep 2004 00:42:47 -0700

The initial phase of start up is fast but when it gets
to:'Log on to Windows' it hangs foe approximately 1.5
minutes then completes start up. Would appreciate any
ideas to fix this.