Deleting the Orphan SIA Agents in Central Configuration Manager

So, what needed to be done was to create a new node in the CCM with all servers, and then delete the old SIA by doing the following:

Launch Central Configuration manager (CCM).
Stop the Server Intelligence Agent (SIA) to be deleted.
Go to Windows Start > Run and type in "services.msc" without the quotes and press Enter key.
In the Services applet, find the SIA service to be deleted say Server Intelligent Agent (BI40).
Go to Properties of Server Intelligent Agent (BI40).
Under the General tab, copy the Service name BOEXI40SIABI40 to the clipboard.
Open DOS prompt and run following command:sc delete BOEXI40SIABI40
Navigate to "Install Directory\Program Files (x86)\SAP BusinessObjects\SAP BusinessObjects Enterprise XI 4.0\win64_x64" directory and delete the following files for Server Intelligent Agent (BI40).
_boe_BI40.bootstrap
_boe_BI40.bootstrap.backup
_boe_BI40.bootstrap.original
_boe_BI40.dbinfo