Configuring the HMI device   
5.1 Configuring devices with graphical Control Panel 
  Basic Panels 
78  Operating Instructions, 04/2012, A5E02421799-03 
5.1.11  Changing password settings 
Password protection prevents unauthorized access to the Control Panel. 
 
NOTICE 
 
The password cannot contain spaces or special characters * ? . % / \ ' ". 
If the password is no longer available for the Control Panel, you first have to update the 
operating system before you can make any changes in the Control Panel. All data on the 
HMI device will be overwritten when you update the operating system. 
 
Procedure – activating password protection   
 
A
A
 
1.  Press "Password" to open the "Password 
Properties" dialog. 
2.  Enter a password in the "Password" text box. 
Touch the text box. The alphanumerical 
screen keyboard is displayed. 
3.  Confirm the password in the "Confirm 
Password" text box. 
4.  Close the dialog and save your entries with 
"OK". 
 
Procedure – Deactivating password protection   
 
A
A
 
1.  Press "Password" to open the "Password 
Properties" dialog. 
2.  Delete the entries in the "Password" text box. 
3.  Delete the entries in the "Confirm Password" 
text box. 
4.  Close the dialog and save your entries with 
"OK".