How can I Install SCCM 2012 CAS with Primary on SQL server 2008 R2 Box

How can I Install Central Administration Site(CAS) on Windows server 2008 R2 with SQL server 2008 R2 SP1 CU6

Part 1 :http://eskonr.com/2012/09/how-can-i-install-sccm-configmgr-2012-sp1-beta-cas-primary-site-sql-server-2008-r2/

Part 2 : http://eskonr.com/2012/09/how-can-i-install-sccm-2012-sp1-beta-casprimary-with-sql-server-2008-r2/

How can I Install Primary Site as Child to CAS on Windows 2008 R2 with SQL server 2008 R2 SP1 CU6

Part 3 : http://eskonr.com/2012/09/how-can-i-install-sccm-2012-sp1-beta-cas-primary-site-with-slq-server-2008-r2-part-3/