$auditLogRef = $wsmanConnectionObject.NewReference("SELECT * FROM AMT_AuditLog WHERE Name='Intel(r) AMT:Audit Log'")
$inputObject = $auditLogRef.CreateMethodInput("RequestStateChange")
$inputObject.SetProperty("RequestedState", "2") 
$outputObject = $auditLogRef.InvokeMethod($inputObject)
$returnValue = $outputObject.GetProperty("ReturnValue")