Siemens SINUMERIK 840D sl Commissioning Manual

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.
Licensing
4.5 Backing up the license of a new CompactFlash card.
SINUMERIK Operate (IM9)
Commissioning Manual, 12/2017, 6FC5397-1DP40-6BA1 79

Siemens SINUMERIK 840D sl Specifications

General

Control Type	CNC
Number of Axes	Up to 31
Max Number of Channels	10
Interfaces	Ethernet, PROFIBUS, PROFINET, USB
Interpolation	5-axis interpolation
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Display	TFT color display, various sizes
Programming Languages	DIN/ISO
Safety Features	Safety Integrated
PLC	Integrated PLC S7-300
Drive Interface	SINAMICS S120
Data Storage	CF card, USB
Operating System	Windows-based