Siemens SIMATIC ET 200AL - Diagnostics Via the Display of the S7-1500 Cpus

Diagnostics and maintenance
4.3 Diagnostics via the display of the S7-1500 CPUs
PROFINET with STEP 7 V15
Function Manual, 12/2017, A5E03444486-AH
97
4.3
Diagnostics via the display of the S7-1500 CPUs
Display
The S7-1500 CPU has a display and operating keys. The display of the CPU shows you the
control and status information in different menus. You use operating keys to navigate
through the menus and make a variety of settings in the process.
Diagnostics via the display
The following indicators can be evaluated for diagnostics purposes on the display:
● Error and alarm texts (system diagnostics, alarm messages)
● Module status for central and distributed modules
In the following example of a display of the CPU 1516-3 PN/DP, you can see a warning on
the diagnostics icon and an exclamation mark on the icon for module.
Figure 4-8 Display of overview