There are several guides in the JBoss Application Server 7 documentation series. This list gives an overview of each of the guides:
*Getting Started Guide - Explains how to download and start JBoss Application Server 7.
*Getting Started Developing Applications Guide - Talks you through developing your first applications on JBoss Application Server 7, and introduces you to JBoss Tools and how to deploy your applications.
*JavaEE 6 Tutorial - A Java EE 6 Tutorial.
*Admin Guide - Tells you how to configure and manage your JBoss Application Server 7 instances.
*Developer Guide - Contains concepts that you need to be aware of when developing applications for JBoss Application Server 7. Classloading is explained in depth.
*High Availability Guide - Reference guide for how to set up clustered JBoss Application Server 7 instances.
*Extending JBoss AS 7 - A guide to adding new functionality to JBoss Application Server 7.