Troubleshooting
A-1
SIMATIC 505–2556 Installation and Operation Guide
Appendix A
Troubleshooting
If
the module provides improper readings or the status indicator is not on,
use the following chart to determine the appropriate corrective action.
When it is inconvenient to visually check the status indicator
, use the
TISOFT ”Display Failed I/O” or ”Show PLC Diagnostics” support functions.
If after consulting the chart below
, you are unable to diagnose or solve the
problem, contact the Siemens Energy & Automation, Inc., T
echnical
Services Group.
Figur
e A-1
Tr
oubleshooting Matrix
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