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WinCC -- Setting up development environments -- Installing / setting up operating systems
Why do other WinCC stations not appear in the network environment on the Windows 7 and Windows Server 2008 PCs?
Why should you not install the Microsoft security patches KB2467174, KB2467175, KB2465361 and KB2465367 in WinCC, PCS 7 and WinCC Professional V11?
What should you watch out for when using WinCC in a domain?
Which Microsoft Patches ("Security Patches" and "Critical Patches") have been tested for compatibility with SIMATIC WinCC?
What should you pay attention to when using WinCC with OEM operating systems?
How do you uninstall SP3 of Microsoft Windows XP?
Detailed information via the installed version of Microsoft Windows
Why can the WinCC uniclient not open the project from the server?
What restrictions are there for assigning the computer name for WinCC?
Logging off USB sticks from the operating system
How can you prevent Microsoft Windows Explorer from being opened as soon as you connect a USB stick to the computer or insert a CD/DVD in a drive?
How can you prevent the "Autoplay" function when inserting a CD/DVD or when connecting a USB device?
OS - WinCC -- Setting up development environments -- Installing / setting up PC operating systems
What restrictions are there for assigning the computer name for WinCC?
How can you change the properties of the ToolTip text (font, font size, ...) in WinCC Runtime?
Which security precautions help against unauthorized access in the SIMATIC PCS 7 / WinCC environment?
Black screen after installation of an IL40 using the Restore CD
What restrictions are there for assigning the computer name for WinCC?
Part number:

Configuration instructions
 
No. Description
1 For SIMATIC WinCC V6.0, the following restriction applies
In order for WinCC to be able to work correctly you must assign a name to the computer. Proceed as follows to do so:
  1. Select the menu command Start > Settings > Control Panel.
  2. Open the Network folder and select the Identification tab.
  3. Click the Change... button and in the window that opens you enter the computer name in the Computer Name field.


Fig. 01

Warning
The computer name must not contain special characters like space, backslash or underscore, for example.
Depending on the operating system it is limited to a length of 15 characters.
It is recommended to use only the characters a to z, A to Z, 0 to 9.
The computer name must begin with a letter.
 

2 The following restrictions hold for SIMATIC WinCC V6.0 and higher
The computer name may also contain an underscore character, however, if DNS host names are used, you must not include any underscore characters in the name.
In order for WinCC to be able to work correctly you must assign a name to the computer. Proceed as follows to do so (valid for Windows 2000):
  1. Select the menu command Start > Settings > Control Panel > System.
  2. Open the System folder and under System Properties you select the Network Identification tab.
  3. Click on the Properties button and in the "Change User Information" window that opens you enter the computer name in the Computer Name field.

Details on the restrictions are available in the Online Help in the following path:
Working with WinCC > Working with Projects > References > Prohibited Characters

Note
We recommend avoiding special characters altogether in computer names, because depending on the different services there are various restrictions regarding the use of special characters.

Warning
You should no longer change the computer name after installing WinCC and after the first call of the SQL server. If the computer name is to be changed nevertheless, then you must reinstall the SQL server.

Until WinCC V6.2
In order to determine whether the computer name has been changed subsequently, you compare the computer name in the SQL server with the current computer name. Open the SQL Server Enterprise Manager via the Windows Start menu "Start > Programs > Microsoft SQL Server > Enterprise Manager". In the SQL Server Enterprise Manager you extend the entry "Console Root > Microsoft SQL Servers > SQL Server Group". Here is the entry "<Computer name>\WINCC". If the computer name is different from the current computer name of your system, then you must reinstall the SQL server.


Fig. 02

WinCC V6.0 and higher
In order to determine whether the computer name has been changed subsequently, you compare the computer name in the SQL server with the current computer name. Open the SQL Server Enterprise Manager via the Windows Start menu "Start > Microsoft SQL Server 2005> SQL Server Management Studio". Check the items in the view "Registered Servers". Here is the entry "<Computer name>\WINCC". If the computer name has been changed, there are additionally entrys, e.g. "<Old computer name>\WINCC".

Keywords
Presettings, Configuration, Special characters 

 Entry ID:5708281   Date:2010-11-29 
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