This is a source that contains self-explanatory links and references below.
You can refer below KM document for video presentation to understand the Server Managers role in Tools upgrade -
E1: SVM: JDEdwards EnterpriseOne Server Manager Reference Information Index - Video Presentations and FAQ Documents - 975683.1
First of all Check the "Certification" tab and make sure you are inline with MTRs.
1. download all the tools release Components from Update Center portal (
http://updatecenter.oracle.com/)
2. check below KM document for the required components( Tools, Planner ESU, Application enhancement ESU, ASI etc) for 9.1.5 Tools release.
Required Components for Installing JD Edwards EnterpriseOne Tools 9.1 Update 5 on JD Edwards EnterpriseOne Applications 9.0 and 9.1 (Doc ID 1943409.1
3. For Deployment Server you will have to follow the below documentation - describes all the steps. I listed below the basic steps to run the Deployment Server Tools Release update.
http://docs.oracle.com/cd/E24902_01/doc.91/e18836/install_deploy_server.htm#EOITR103
1. Backup existing system i.e. make a copy of below folders
/system
/systemcomp
/OneWorld Client Install
2. Download the <filename>.par file to a Microsoft Windows temp directory. Do not save the executable anywhere within the JD Edwards Deployment Server's installation directory structure. Then extract the content.
3. Use this program to launch the installer: \Disk 1\ToolsRelease\install\setup.exe
4. Select the Oracle Home path and name for the existing Deployment Server
5. When the installation of the new TR finishes, End of Installation screen is displayed.
6. Check the logs
You can upgrade tools release for Enterprise Server and JAS server using Server Manager -
Refer SM Guide -
https://docs.oracle.com/cd/E24902_01/doc.91/e18837/managed_software_component.htm#EOISM00015