Answer: Yes, there are several type of examples associated with Java ES.
The Java ES deployment examples describe how to implement a production deployment architecture. High availability, scalability, and serviceability are addressed.
To understand the task order for common installations, see Chapter 2, Example Installation Sequences, in Sun Java Enterprise System 5 Update 1 Installation Guide for UNIX. These examples list the high-level tasks for installing, configuring, and starting the components in the examples.
A view into Sun's use of Java ES is provided in the Reference Configuration Series: Portal Server on Web Server.