Siemens SIMATIC PCS 7 Function Manual page 203

● Updated Client_2 is connected to its preferred server Server_2.
● The system can be controlled from all OS clients.
Requirement
The PCS 7 project you are updating has already been updated on the ES.
Procedure - Phase 4
Phase 4 / 1. Client_1: Deactivate and exit WinCC
● Deactivate WinCC Runtime and exit WinCC on OS Client_1.
Phase 4 / 2. Client_1: Backup of the PCS 7 project, of the operating system and of the PCS 7
software installation
● Back up your previous operating system, the previous PCS 7 software installation and your
Phase 4 / 3. Client_1: Installation or update of the operating system, PCS 7 Installation "OS
client"
● Install or update the operating system (information is available in the manual
● Install the necessary PCS 7 components.
● Make the necessary settings.
Note that Windows administration of PCs should be performed by a Windows administrator.
You can find a detailed description of the PCS 7 installation and the required PCS 7-specific
settings for PC stations in the manual
Authorization .
Phase 4 / 4. ES: Download to OS target system
● Right-click on the OS to be transferred in the open PCS 7 project below the WinCC
● Select the menu command PLC > Download in the shortcut menu. This downloads the
Phase 4 / 5. Client_1: Selecting the operability of the clients
Options:
● If all clients should remain operable, set the preferred server for Client_1 to Server_2.
● If you do not need Client _1 to be operable during the software update, the preferred server
Fault-tolerant Process Control Systems (V8.0)
Function Manual, 03/2012, A5E02779471-02
current PCS 7 project as a fallback strategy.
Control System PCS 7; PC Configuration and Authorization ).
An OS client can only run on an operating system which has been released for PCS 7. You
can find additional information on this in the
Readme documentation.
In the PCS 7 Setup, select the "OS Client" check box in the "Program Packages" dialog
box.
application.
project for OS Client_1 from the ES to the relevant OS.
Client_1 is operable after you have completed Phase 4. After having updated Server_1 in
Phase 5, change the server setting for Client_1 to preferred server = Server_1.
for Client _1 does not have to be changed.
Failure, Switchover and Return of Fault-tolerant Components
6.10 Guidelines for updating a redundant OS in runtime
Process Control System PCS 7; PCS 7
Process Control System PCS 7; PC Configuration and
Process
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