All the component specific information appears in the respective component release notes. The following component release notes can be found at http://docs.sun.com/coll/1315.3.
Component
Release Notes
Access Manager
Sun Java System Access Manager 7.1 Release Notes
Sun Java System Access Manager 7.1 Release Notes for Microsoft Windows
Application Server
Sun Java System Application Server Enterprise Edition 8.2 Release Notes
Sun Java System Application Server Enterprise Edition 8.2 Release Notes for Microsoft Windows
Directory Server
Sun Java System Directory Server Enterprise Edition 6.2 Release Notes
Directory Proxy Server
Chapter 4, Directory Proxy Server Bugs Fixed and Known Problems, in Sun Java System Directory Server Enterprise Edition 6.2 Release Notes
High Availability Session Store (HADB)
High Availability in Sun Java System Application Server Enterprise Edition 8.2 Release Notes
Message Queue
Sun Java System Message Queue 3.7 Update 2 Release Notes
Sun Java System Message Queue 3.7 UR1 Release Notes for Microsoft Windows
Monitoring Console and Monitoring Framework
Monitoring Issues
Portal Server and Portal Server Secure Remote Access
Sun Java System Portal Server 7.1 Update 2 Release Notes
Sun Java System Portal Server 7.1 Release Notes for Microsoft Windows
Service Registry
Service Registry 3.1 Update 1 Release Notes
Sun Cluster
Sun Cluster 3.1 8/05 Release Notes for Solaris OS
Sun Cluster 3.1 8/05 With Sun Java Enterprise System 5 Special Instructions
Sun Cluster 3.0-3.1 Release Notes Supplement
Sun Cluster Geographic Edition
Sun Cluster Geographic Edition 3.1 2006Q4 Release Notes
Web Proxy Server
Sun Java System Web Proxy Server 4.0.5 Release Notes
Web Server
Sun Java System Web Server 7.0 Update 1 Release Notes