Siemens SIMATIC S7-1500/ET 200MP System Manual page 369

Decommissioning
C.2 Securely removing data
Deleting data
For secure deletion of data from the CPU, IM, analog modules and the SIMATIC Memory Card,
follow these steps in the order given:
1. Reset analog modules inserted centrally and distributed in your TIA Portal project back to
their factory-stored calibration values.
You can find detailed information on the steps required to reset the calibration values to
factory settings in the function manual Analog Value Processing
(https://support.industry.siemens.com/cs/ww/en/view/67989094).
2. Format the SIMATIC Memory Card.
The format operation deletes all contents from the SIMATIC Memory Card.
Formatting with STEP 7:
– Establish an online connection.
– Open the online and diagnostics view of the CPU (either from the project context or via
– In the dialog window, select "Functions > Format memory card" and then click the
Formatting using the display of a CPU
– In the display of the CPU, select the menu "Settings" > "Card functions" > "Format card"
3. Reset the CPU/interface module to factory settings.
We recommend resetting the CPU/interface module in STEP 7. When you reset a CPU to
factory settings, select the options shown in the figure before the reset.
Figure C-1
Note
If you reset the CPU using STEP 7 and you have selected the "Format memory card" option,
you can skip step 2 of the described sequence of steps.
368
"Accessible devices").
"Format" button.
and confirm with OK.
Resetting the CPU to factory settings
Automation system
System Manual, 01/2023, A5E03461182-AK