Operation
7.20 Write and know-how protection
SINAMICS DCP
Operating Instructions, 09/2019, A5E34382853K
385
Deactivating write protection
1. Connect the Control Unit to the programming device.
2. Call STARTER.
3. Download your project.
4. Establish a connection to the target device.
5. Select the required drive unit in the project navigator of your STARTER project.
6. Call the shortcut menu "Write protection drive unit > Deactivate".
The hatching in the expert list disappears after deactivation. The parameters can be set
again.
Parameters without write protection
Certain parameters are excluded from the write protection in order not to restrict the
functionality and operability of the drives. The list of these parameters can be found in the
SINAMICS DCP List Manual in Chapter "Parameters for write protection and know-how
protection", Section "Parameters with WRITE_NO_LOCK".
The "Restore factory settings" function can also be used when write protection is activated.
7.20.2 Know-how protection
The "know-how protection" (KHP) function prevents, for example, confidential company
knowledge for configuration and parameter assignment from being read by unauthorized
persons.
The know-how protection requires a password. The password must comprise at least 1 and
a maximum of 30 characters.
Note
Password security
You are responsible for the security of your password. Whenever possibl
e, use a password
with sufficient length (min. eight characters); use upper
- and lower-case letters and special
The know-how protection is a pure online function. Therefore, establish a direct connection
to the Control Unit before setting the password.
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