User Account Unlocked:
Target Account Name: gwashington
Target Domain: USA
Target Account ID: USA\gwashington
Caller User Name: sys.admin
Caller Domain: USA
Caller Logon ID: (0x0,0x41708D37)
This event is logged on Windows Server 2003 when a user account, that has previously been locked out, is unlocked.
Please note that this event is NOT logged on Windows 2000, and the equivalent event on Windows 2008 is 4767.