Diagnostics and upkeep   
7.8 Memory reset / reset to factory defaults 
  CP 443-1 Advanced (GX30) 
106  Manual, 03/2019, C79000-G8976-C256-05 
The CPU in the S7 station does not recognize that the CP memory was reset. The CP 
changes to the "stopped with error" state (see section LEDs (Page 49)). The configuration 
data must then be reloaded. You can also initiate this loading by cycling power (OFF > ON). 
This has the following overall effect: 
 
Figure 7-1  Memory following a memory reset 
Reset to factory defaults - effects 
After resetting to factory defaults, the CP always retains the factory set MAC address (as 
supplied). 
The IP address and the configuration data in the CP RAM are deleted. The configuration 
data is retained on the CPU. 
The data in the file system of the CPLUG (flash area) is retained, the retentive parameters 
are deleted. 
This has the following overall effect: