Technical data

Diagnostics
23.8 Flow of Diagnostic Information
Programming with STEP 7
498 Manual, 05/2010, A5E02789666-01
Diagnostic Data on Modules
In addition to the CPU, there are also other modules with diagnostic capabilities (SMs, CPs, FMs)
whose data are entered in the system status list. The following table shows the topics about which
information can be displayed (partial system status list):
Topic Information
Module diagnostic information Module start address, internal/external faults, channel faults, parameter
errors (4 bytes)
Module diagnostic data All the diagnostic data of a particular module