Prerequisite for SCCM 2007 - SQL 2008 Installation

Run SQL server 2008 setup

.Net framework 3.5 is prerequisite for server 2008

Click Install

Click Restart now 

 Run SQL setup again

Click Installation

Click on New SQL server stand-alone installation

Enter product key

Click Install

Select all the components and click next

Click Next

Click Next

Click Next

Click Add current user (Admin account)

Click Add Current User

Click Next

Click Next

Click Install

Click Next

Click Close

Restart the server & Check the below services is started

Go to SQL server Management studio

Click Connect

 Go to SQL server configuration manager

 Check for TCP/IP properties and enable the status