Siemens SIMATIC PCS 7 Service Manual page 40

Installation of PCS 7 and settings on the ES and OS
6.2 How to Update PCS 7
Note
Archive server
The central archive server (CAS) must be replaced with a Process Historian.
You can find information on migration in the section "How to replace the CAS with the PH
(Page 62)".
Note
Sequence for starting Process Historian and OS server
● If the Process Historian runs in process mode, the OS servers can be activated.
● Note the following if the Process Historian is commissioned after activation of the OS
servers:
You must restart the OS servers to establish the connection to the Process Historian.
SIMATIC PDM
Install SIMATIC PDM on the engineering station if using the Maintenance Station of PCS 7
and if the project contains intelligent field devices configured with SIMATIC PDM. The PDM
Server must be installed on the engineering station for the complete Asset Management
functionality.
Read the information and requirements in the readme for the current version of SIMATIC PDM.
Note
Installing SIMATIC PDM
If you are using a PDM version lower than V8.0 SP1 and want to perform an update installation,
uninstall the old PDM version before the installation.
40
Software update without utilization of new functions
Service Manual, 03/2016, A5E36200133-AA