Siemens Sinamics S120 Function Manual page 786

Basic information about the drive system
12.14 Write and know-how protection
Activating know-how protection
1. Connect the Control Unit to the programming device.
2. Open STARTER.
3. Open your project.
4. Establish a connection to the target device (go online).
5. Select the desired drive unit in the project navigator of your STARTER project.
6. In the shortcut menu, select "Know-how protection drive unit"
7. Click with the left-hand mouse button on "Activate".
8. Enter your password, and click OK.
9. Know-how protection is now activated. The text "Know-how protected" is in all protected
Deactivating know-how protection
Deactivating know-how protection works in exactly the same way as the activation. You only
have to click on "Deactivate" in the list box.
1. The dialog window "Deactivate know-how protection" opens.
2. Select whether you want to "temporarily" or "permanently" delete know-how protection.
3. Enter your password, and click on OK.
4. Know-how protection is now deactivated. All of the parameter values are displayed again.
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The dialog window "Activate know-how protection" opens.
– The password can comprise a minimum of 1 up to a maximum of 30 characters.
– If the check mark for "Copy RAM to ROM" is set, know-how protection is permanently
saved in the Control Unit.
parameters of the expert list instead of the content.
– "temporarily" deactivating: Know-how protection is active again after switching off and
switching on.
– "permanently" deactivating: The know-how protection remains deactivated even after
switching off and switching on again.
– If you select "permanently", you can also carry out a data backup on the Control Unit
with "RAM to ROM".
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Drive functions