Siemens SINUMERIK 840DE sl Commissioning Manual page 93

6. Copy the license key, renamed keys.txt, back to directory cards/keys/sinumerik.
7. Insert the CompactFlash card into the control again.
After the control has been powered up again, the license key will be installed from the file
keys.txt onto the system and be activated. The system renames the txt file to the installation
date.
What to do if you lose the license key
To obtain a valid license key for the new, empty CompactFlash Card, please contact the
SINUMERIK hotline. They will then send you a new license key without delay.
SINUMERIK Operate (IM9)
Commissioning Manual, 12/2017, 6FC5397-1DP40-6BA1
4.5 Backing up the license of a new CompactFlash card.
Licensing
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