Starting and Stopping AS Java
Services...
1. In the SAP NetWeaver Administrator, choose Operation Management → Systems → Start & Stop.
The Start & Stop screen appears.
2. On the left side, choose Java EE Services.
All services available are displayed in a table format with the corresponding service name, service component name, status, and indicator whether the service is a core service, which means that the service provides core functions within AS Java.

The core services cannot be stopped or restarted.
3. Select a service.
The instance to which this service belongs is displayed with the instance name, host and status information. You can now:
○ Start, stop, restart, or refresh a service.
○ Start, stop, restart, or refresh the instance of the service.