Siemens SIMATIC S7-400 Equipment Manual page 5

Service & Support on the Internet
In addition to our documentation, we offer a comprehensive knowledge base online on the
Internet.
http://www.siemens.de/automation/service&support
service&support)
There you will find:
• The newsletter, which provides the latest information on your products.
• The documents you require, using our Service & Support search engine.
• A forum where users and specialists exchange information worldwide.
• Your local service partner for Automation & Drives in our contact database.
• Information about on-site service, repairs and spare parts. And much more is available under
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Point-to-point connection CP 440 Installation and Parameter Assignment
Equipment Manual, 03/2022, A5E00057742-AE
(http://www.siemens.com/automation/
Preface
5