Hi Daniel,
please find all the necessary guides (e.g. upgrade guide, media list...) as follows:
>> http://service.sap.com/instguides
>> SAP Business Suite Applications (on the left sidebar)
>> SAP ERP
>> SAP ERP 6.0
The guides provide you all the required information you need to upgrade your system.
The Master Guide - SAP enhancement package 7 for SAP ERP 6.0 provides important information about the installation sequence and the components to be installed. It also links to all other documents that are required for the implementation of a specific scenario.
The standard tool to install SAP ERP Enhancement Package 7 on top of SAP ERP 6.0 as well as upgrading a previous release to SAP ERP 6.0 EHP7 is the Software Update Manager. Software Update Manager (SUM) replaces SAPehpi as well as SAPup.
Maintenance Optimizer offers the download of the required Software Update Manager for implementing the Enhancement Package. You find details in SAP Note #1626435.
You can download the relevant packages from SAP Service Marketplace as below or order the relevant DVDs while opening at ticket at component XX-SER-SWFL-SHIP:
>> "http://service.sap.com/swdc"
>> "Installations and Upgrades" (on the left sidebar)
>> "Browse our Download Catalog"
>> "SAP ERP"
>> "SAP ERP ENHANCE PACKAGE"
>> "EHP7 FOR SAP ERP 6.0"
Further information can also be found at the following URL: "http://service.sap.com/upgrade"
This is the Single Point of Access for All Upgrade-Related Information. Here you'll find all about Tools, Phases-Information and Services.
If you want to have detailed information regarding SPAU/SPDD then I would like to draw your attention to note #1970888 (HowTo: SPDD/SPAU handling during the Update/Upgrade).
Cheers,
Andreas