Hi Benny
Kindly check the installation guide for ERP 6.0 with EHP5 at: http://service.sap.com/instguides
and SAP Business Suite Applications -> SAP ERP -> SAP ERP 6.0 -> SAP enhancement packages for SAP ERP 6.0 -> SAP enhancement package 5 for SAP ERP 6.0 .On the right hand side of this page, please check the guide: "https://websmp209.sap-ag.de/~sapidb/011000358700000677292010E" (Required S-user id)
Regards
Sriram