Siemens SIMATIC S7-1500 System Manual page 221

Result after resetting to factory settings
The following table provides an overview of the contents of the memory objects after the
reset to factory settings.
Table 13- 2 Result after resetting to factory settings
Me mory object
Actual values of the data blocks, instance data blocks
Bit memories, timers and counters
Retentive tags of technology objects
(e.g. adjustment values of absolute encoders)
Diagnostics buffer entries (retentive area)
Diagnostics buffer entries (non-retentive area)
IP address
Device name
Counter readings of the runtime meters
Time of day
If a SIMATIC memory card was inserted prior to the reset to factory settings, the CPU
downloads the configuration contained on the SIMATIC memory card (hardware and
software). A configured IP address is then valid again.
Reference
Additional information on "Reset to factory settings" can be found in the Function Manual
Structure and use of the CPU memory
(http://support.automation.siemens.com/WW/view/en/59193101) in the section on memory
areas and retentivity, and in the online help for STEP 7. For information on the memory reset
of the CPU, refer to the section CPU memory reset (Page 176).
Automation system
System Manual, 09/2016, A5E03461182-AD
C o ntents
Initialized
Initialized
Initialized
Initialized
Initialized
Depends on the procedure:
Using mode switch: is deleted
•
Using display: is deleted
•
Using STEP 7: Depending on the setting of the "Keep IP
•
address"/"Delete IP address" option buttons
Initialized
Initialized
Initialized
Maintenance
13.5 Reset to factory settings
221