This walkthrough describes how to build a Windows Recovery Environment (Windows RE) image. Windows RE is a solution based on Windows PE 2.0. In this example, you create a customized Windows RE image on your technician computer.

http://technet2.microsoft.com/WindowsVista/en/library/61e08b15-82d8-46bd-a5f1-7947193e6ed81033.mspx?mfr=true