Parameterizing the Mobile Panel 
  5.8 General settings 
Mobile Panels 2nd Generation 
Operating Instructions, 09/2018, A5E33876626-AC 
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5.8.6.3  Activating memory management 
 
Note 
Memory management  
If you do not activate memory 
management, undefined states can occur during the runtime 
 
Requirement  
The Control Panel is open.  
Procedure 
Proceed as follows: 
1.  Open the "OP Properties" dialog using the "OP" icon. 
2.  Change to the "Memory Monitoring" tab. 
 
3.  If you want to enable memory management, select "Shut down HMI Runtime...". 
4.  Confirm your entries with "OK". 
Result 
Memory management is activated. An open project is closed under these circumstances: 
●  Insufficient RAM 
●  RAM needs to be reorganized 
An alarm is then triggered on the HMI device. Restart the project on the HMI device.  
5.8.6.4  Activate/deactivate retentivity of the alarm buffer on the HMI device 
This function is available in connection with an HMI device image that is compatible with 
WinCC (TIA Portal) V15.1 or higher. 
You can use this function to activate or deactivate the retentive alarm buffer. The default 
setting is "activated".