Siemens SIMATIC NET S7-300 Manual page 262

8 NCM S7 Diagnostics
The NCM S7 Diagnostics described here provides dynamic information on the
operating state of the communication functions of online CPs.
This chapter provides a general overview of the individual diagnostic functions.
The following checklist will help you to recognize several typical problems and their
possible causes and shows how you can use the NCM S7 for PROFIBUS
diagnostics tool to remedy the situation.
Further information is available from the following sources:
S When you are working with the diagnostic tool, the integrated help system
provides you with context-related support.
S You will find detailed information on working with STEP 7 programs in the Help
on STEP 7, which includes the topic "Diagnosing Hardware"
Note
NCM S7 Diagnostics supports not only diagnostics for CPs (communication
modules) but also other module types such as the IE/PB Link. In this chapter, the
term CP is therefore synonymous with all modules with which you can run NCM
S7 diagnostic functions.
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S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07